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Questions and answers by Math, page 2

Questions (427)

How many positive factors does62x(63^3+63^2+63+1)+1 have? (With explanatio pls... Tnx)
1. 3 answers
2. 391 views
Assume a box contains three red jelly beans and two green ones. We consider the event that a red bean is drawn. Suppose I pick a
1. 4 answers
2. 3,024 views
On Halloween, a man presents a child with a bowl containing six different pieces of candy and six different pieces of gum. He
1. 4 answers
2. 5,701 views
SignalsThe king has 10 (different) colored flags that he uses to send coded messages to his general in the field. For example,
1. 7 answers
2. 2,051 views
Two cards. Refers to choosing two cards.If you do not put the first card back in the deck before you draw the next, what is the
1. 2 answers
2. 516 views
The rate of inflation in Ethiopia was 41% in 2008. What was the percentage decrease that year in the buying power of the birr
1. 4 answers
2. 1,458 views
10. Suppose the stock of Microsoft increases in value by $5 per share. If all other Dowstock prices remain unchanged, how does
1. 2 answers
2. 996 views
You have a balance of $7500 on your credit card and you make no further charges. Ifyour APR is 12.5% and each month you make
1. 2 answers
2. 838 views
Assume that you have a balance of $5000 on your Visa credit card and that you make no more charges. If your APR is 22% and each
1. 1 answer
2. 1,005 views
You have a balance of $12,000 for your tuition on your credit card and you make no further charges. If your APR is 16.7% and
1. 1 answer
2. 554 views
If the angles of triangle are in the ratio of4:1:1then find the ratio in the smallest side / perimeter of the tringle
1. 1 answer
2. 422 views
How do you do 4ln(2x+3)=11
1. 2 answers
2. 694 views
Let v(t)=t^2−3t be the velocity, in feet per second, of an object at time t , in seconds.(c) What is the meaning of the
1. 3 answers
2. 1,075 views
Find the inverses of each of the functions below algebraically.a.3y+5x=18 b.h(t)=−4.9(t+3)^2+45.8
1. 1 answer
2. 447 views
Find the inverses of each of the functions below algebraically.a.3y+5x=18 b.h(t)=−4.9(t+3)^2+45.8
1. 2 answers
2. 1,109 views
There are 8 boys on a bus. Each boy has 8 backpacks. In each backpack, there are 8 big dogs. For every big dog there are 8
1. 2 answers
2. 523 views
1) How do you create a fractal?2) How are midpoints,lengths,equations for circles used to generate the fractal (pattern in
1. 2 answers
2. 475 views
Using the table of values -2,-1,0,1,2, what would be the "Y" when given these set of equations?y= 3^ y= 2 ^ y = (1/2)^ the ^ is
1. 1 answer
2. 436 views
Ms. Vellake loves to read. She read 522 hours in 29 weeks. If she read an equal number of hours each week, how many hours did
1. 5 answers
2. 469 views
Write in terms of cos and sin function.cotx*secx I know cotx = cosx/sinx and sec x= 1/cos x. but how do i solve it?
1. 2 answers
2. 506 views
A circular sinkhole has a circumference of 75.36 meters. A week later, it has a circumference of 150.42 meters.a. Estimate the
1. 3 answers
2. 1,286 views
In a piggy bank Jane has 8 more quarters than dimes and she has 5 less nickels than dimes. Write an algebraic expression
1. 1 answer
2. 444 views
In a piggy bank Jane has 8 more quarters than dimes and she has 5 less nickels than dimes. Write an algebraic expression
1. 1 answer
2. 440 views
Make a table and graph each quadratic function. Use integers from -3 to 3 for inputs.#4- y= -x2 #5- y=2x squared #6- y= -8x
1. 3 answers
2. 1,351 views
Q) the difference between two numbers is 5.A) if the larger number is k, what is the other number? B) write a simplified
1. 1 answer
2. 421 views
Sum of first six term of an ap is 46 ratio of its 10th term to that of 30th term is 1:3. Find its 13th term
1. 3 answers
2. 653 views
If there are 5 boys and 7girls, in how many ways can 5 boys and 5girls sit in a round table?Is the ans : 5!*4!*7c5? Reason:
1. 2 answers
2. 518 views
Alice paints at a rate of 10 square feet per minute and Bob paints at a rate of 8 square feet per minute. If they work together,
1. 2 answers
2. 513 views
Problem 1. Suppose x > 0. Simplify the expression [(x+h)^1/2− (x) ^1/2]/h . For what values of h is this expression defined?
1. 1 answer
2. 409 views
In a particular year, a total of 63,172 students studied in two of the most popular host countries when traveling abroad. If
1. 2 answers
2. 555 views
The radius of the earth is approximately 4,000 miles. The acceleration due to gravity is approximately 32 feet per square
1. 3 answers
2. 1,032 views
The force, F, between two bodies of mass m1 kilograms and m2 kilograms whosecenters of mass are a distance of r meters apart is
1. 1 answer
2. 491 views
A force, F, on a body of mass m causes the body to accelerate. Denote the acceleration of the body by a. The relationship
1. 2 answers
2. 594 views
We use the same polynomials as in the first question. Suppose that 3x^3 + 2x + 1 = (ax^2 + bx + c)(x+2) + d. Then b is equal to:
1. 1 answer
2. 365 views
Alice walks on a straight line at four miles per hour. Two hours after she begins walking, Bob runs after her at a rate of six
1. 2 answers
2. 510 views
Alice walks on a straight line at four miles per hour. Two hours after she begins walking, Bob runs after her at a rate of six
1. 1 answer
2. 494 views
Alice walks on a straight line at four miles per hour. Two hours after she begins walking, Bob runs after her at a rate of six
1. 4 answers
2. 519 views
|2x+1| greater than or equal to |x-3|
1. 1 answer
2. 276 views
If a projectile is shot vertically upward from the ground with an initial velocity of 100 ft per sec, neglecting air resistance,
1. 4 answers
2. 2,276 views
How many kg of pure salt must be added to 8 kg of a 30% solution to obtain a 35% soltution?
1. 1 answer
2. 343 views
A glass containing 250 mL of 80% iodine solution tips over spelling part of its contents. This subsequently replaced by anamount
1. 1 answer
2. 390 views
Find the value of K so that x^2-5x+k=0 has one root equal to 4.
1. 4 answers
2. 403 views
Given that the carbon atom has a mass of 12 amu, how many carbon atoms are there in a diamond with a mass of 8 g?....atoms
1. 1 answer
2. 725 views
tan A=-4/5;A in Quadrant 2 and cos B=-5/13: B in Quadrant 3.What is the exact value of the expression cos(A+B)?
1. 3 answers
2. 524 views
Please help. I'm confused here's an example: 38+45=?Show how to make one added the next tens number?
1. 1 answer
2. 165 views
An ideal gas has the following initial conditions: Vi = 490 cm3, Pi = 5 atm, and Ti = 100°C. What is its final temperature if
1. 2 answers
2. 604 views
Solve(√6+i)(√6-1)
1. 1 answer
2. 271 views
Suppose y varies directly with x, and y=25 when x=-140. What is the value of y when x=36A)140 B)165 C)201.6***** D)176
1. 8 answers
2. asked by Math
3. 4,762 views
A class has 30 boys and 25 girls. what is the percentage of boys in the class?
1. 1 answer
2. 366 views
A meteorologist predicted that the downtown area would get 16 inches of snow in a snowstorm. The downtown area ended up getting
1. 6 answers
2. 503 views
The volume of seed in a bird feeder is represented by the equation V = 12(24-h)Q: Make a table of ordered pairs (h,V)
1. 4 answers
2. 2,396 views
What is the horizontal asymptote?y=x^2+11x+16/x+8
1. 6 answers
2. 331 views
How to find the vertex ?f(x)= x^2-3
1. 4 answers
2. 399 views
write a function rule for the area of a rectangle or picture frame that has a width of 22 inless than its length use the
1. 5 answers
2. 2,483 views
I am confused on this. Can anyone show me where to start on how to solve it?Given the cipher and function below, decode the
1. 3 answers
2. 444 views
Is x+3=2y and x=2y-3 have infinitely solutions or one solution or no solution
1. 1 answer
2. 402 views
Two business partners, Ellen and Bob, invested money in their business at a ratio of 6 to 7. Bob invested the greater amount.
1. 4 answers
2. 1,437 views
Suppose x can be expressed as a function of y by x = 5y − 3.a. How can y be expressed as a function of x? b. What is the
1. 2 answers
2. 605 views
Did John Cena ever do math? It doesn't look like he did..
1. 3 answers
2. 405 views
1.Use 3.14 for pie to estimate the area of a circle. The diameter is given. Round your answer to the nearest hundredth if
1. 26 answers
2. 10,486 views
A car dealer purchases 40 new cars at 6,500 each. He sold 40% of them at 8,000 each and the rest of them at 9,000 each. What is
1. 3 answers
2. 898 views
I am a 5 digit number. All my digits are the same and the sum of digits is 40 .
1. 4 answers
2. 1,130 views
5/8 + 7/12
1. 1 answer
2. 212 views
Bruce bought four packages of cornbread mix that each weighs x pounds. He also bought a package of biscuit mix that weighs
1. 4 answers
2. 2,650 views
A forest owned by the Jumbo Lumber Corporation contains 7,820 trees. If Jumbo Lumber cuts down 77 trees every day, which
1. 2 answers
2. 1,044 views
A school wants to build a fence to enclose a rectangular 4-sided playground of 144m^2. What is the min cost for a fence if it
1. 2 answers
2. 573 views
Kevin moved from a city to a small town. The population of the city was 6 x 10^5, which is about 15 times a great as the small
1. 3 answers
2. 1,743 views
What are the differences between aa lava and pahoehoe lava? What are the similarities between these two types of lava?
1. 3 answers
2. 579 views
On Friday Naomi walked 3/4 of a mile.On Saturday she walked 1 2/3 of a mile On Sunday she walked 2 3/5 of a mile. How many miles
1. 2 answers
2. 683 views
Can anyone walk me through the solution of this problem?1/2(1600/E)^1/2*50=? Thank You
1. 1 answer
2. 317 views
Amanda cuts of 45-cm ribbon into two pieces in the ratio of 4:5 find the length of the shorter piece.
1. 3 answers
2. 611 views
A user is charged php300 monthly for a particular mobile plan, which includes 100 free text messages. Messages in excess of 100
1. 5 answers
2. 4,072 views
Find the equation of the line in slope-intercept form.b=4 and m=−5
1. 3 answers
2. 825 views
Q P
1. 1 answer
2. 223 views
In a triangle, segments AB and AC are trisected, and D is the midpoint of BC. If the area of Triangle ABC is 630 cm^2, then the
1. 4 answers
2. 1,648 views
If the average of a, b, and 7 is 13; what is the average of a + 3, b - 5, and 6?
1. 3 answers
2. 320 views
A flower garden has 3 times as many red roses than pink roses. Twice the number of red roses is the same as four times the
1. 3 answers
2. 831 views
A population distribution has σ = 42. How many points from the mean are a z -score of z = +2.00 and a z-score of -1.56?
1. 1 answer
2. 359 views
The point c(3, -1) is translated left 4 units up and 1unit.. write the rule for this translation . what are the coordinates of
1. 3 answers
2. 821 views
A park is 300 yds by 500 yds. There is a 4 wide foot walking path going around the entire perimeter of the park. The rest of the
1. 6 answers
2. 1,834 views
If the question were to ask me given me a quadratic equation, and I need to figure out what the horizontal distance of it is, do
1. 1 answer
2. 385 views
It costs $5 for 1 snow cone. Which function rule correctly relates the number of snow cones purchased, s to the total cost c.A.
1. 7 answers
2. 2,144 views
Zidane and Shemique are looking up at their school from the playing field at the back of the school. From Zidanes point of view,
1. 9 answers
2. 1,443 views
The length of a car park is 12m longer than its with. The area of the car park is 64m². Find the dimensions of the car park?
1. 3 answers
2. 670 views
a) <1 hour per day means? more than 1 hourb) 1 - 2 hours per day means? 1-2 hours c) >2 hours per day means? less than 2 hours
1. 2 answers
2. 533 views
complex number L = 2 + bjArg (L) = 5π/6 find all values of b? got 1/sqrt(3) but need it to be positive.
1. 1 answer
2. 326 views
Ram bought some bags of cement each 49.7kg. lf the total weight of all the bags is 1143.1kg. how many bag did he buy?
1. 1 answer
2. 418 views
These two scalene triangles are similar with a scale of 5:2. What is true about these figures?A. a/e = 1 B AB/DE = 2/5 C AC/DF =
1. 4 answers
2. 3,935 views
Let a=(5,2) and b=(-3,1), find a (dot) b
1. 4 answers
2. 386 views
examplesorry for caps You are designing a rectangular playground. ON YOUR SCALE DRAWING, THE VERTICES OF THE RECTANGLE ARE
1. 3 answers
2. 449 views
Solve the equation1. 2x-3=15 6 9 24 36(My choice may be wrong) I need HELP!!!
1. 4 answers
2. 364 views
1. -2v - 7 = 23A:15 B:8 C:-8 D:-15 2.w/4 - 4 = 3 A:-4 B:28 C:3 D:11 3.d/3 + 10 = 7 A:51 B:20 C:0 D:-9 4.3(4 - 2x) = -2x A:-1 B:1
1. 2 answers
2. 151 views
A car can drive 35.5 km using 3.5 ℓ of gasoline. How many kilometers can the car drive using 1 ℓ of gasoline?
1. 4 answers
2. 885 views
Katie works at a coffee shop and as a babysitter. She worked twice as many hours babysitting than she did at the coffee shop
1. 1 answer
2. 363 views
One of angle of triangle is 110° and other two angle are equal what is the measure of each of these equal angles
1. 3 answers
2. 317 views
1. Comet, Astro, and Pepper are puppies. The ratio of Comet’s weight to Astro’s weight is 5:4. The ratio of Astro’s weight
1. 1 answer
2. 233 views
Ben, Claire, and Jay sold raffle tickets. Ben sold 3 times as many raffle tickets as Claire. Jay sold 5 times as many raffle
1. 1 answer
2. 244 views
Together Jamie and her younger sister, Maya, have 50 posters in their collection. Jamie collected 4 times as many posters as
1. 1 answer
2. 244 views
The mass of a moon rock is 3 kilograms. What is the mass of the moon rock in gramsA 3g B 30 g C 300 g D 3000 g
1. 1 answer
2. 219 views
Susan was 20 years old when her daughter 'janet' was born .what will Janet's age be when the ratio is 7:2
1. 3 answers
2. 670 views

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