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Mystic
Questions and answers by
Mystic
Questions (73)
What is the correct definition of a princible? a)A statement of a relationship between two or more abstractions. b)A simplified,
3 answers
602 views
What is the correct definition of a princible? a)A statement of a relationship between two or more abstractions. b)A simplified,
2 answers
487 views
step by step solution of A motorist drives 80km at an average speed of 63km/h.which average is this:mean,median or mode?
3 answers
615 views
Insert parentheses when necessary to make the number sentence true. -3,(),-1 1/8
A. -3 1/2 B. 0 C. -2 1/4 D 1 1/2 Please help I
6 answers
622 views
Find the area of the shaded region. the graph to the right depicts iq scores of adults and those scores are normally distributed
3 answers
1,680 views
1. Which city in Mexico do tourists often visit on vacation?
A. Mexico *** B. Acapulco C. Monterrey 2. Which statement about
6 answers
1,652 views
Let f(x) = x + 3 and g(x) = 3x + 5. Find f(g(4)) - g(f(4))
1 answer
20 views
lET F(X) = 5X^2 - 5. wHAT IS F(F(X))
1 answer
15 views
Let f(g(x)) = 3x + 3 and f(x) = x + 6/ If g(x) = ax + b, compute a + b
1 answer
22 views
Let f(x) = 2x - 3and g(f(x)) = 5 - 4x. Find g(4)
1 answer
38 views
Let g(2x + 5) = 4x^2 - 3x +2. Find g(-3)
1 answer
59 views
Alice and Bob go for a run in the local park. Alice runs at 3 m/s. Bob starts from the same point as Alice, but he starts 20
1 answer
78 views
If f(2x) = 2/2+x for all x > 0, then what is 2f(x)?
1 answer
17 views
Let P(n) and S(n) denote the product ad the sum, respectively, of the digits of the integer n. For example, P(23) = 6 and S(23)
1 answer
38 views
A function f(x,y) of two variables has the property that
f(x,y) = x + f(x - 1, x - y) If f(1,0) = 5, then what is the value of
1 answer
16 views
Let m&n = m/n + n/m for all integers m,n ≠ 0. What is the value of 5 & 8?
1 answer
15 views
The operation ★ is defined for non-zero integers as follows: a★b = 1/a + 1/b. If a + b = 9 and ab=20, what is the value of
1 answer
24 views
Define the operation "⊙" by x⊙y = 4x - 3y + xy, for all real numbers x and y. For how many real numbers does 3⊙y=12?
1 answer
60 views
Define x⨂y = x^3 - y. Simplify h ⨂ (h⨂h).
1 answer
21 views
If a@b = a^4 - b^3/a - b, then for how many real values of a does a@1 = 0?
1 answer
22 views
If 3x + 2 = 17, what is the value of x?
1 answer
19 views
A mountain bike, originally priced at $650, is on sale for 20% off.
After the fixed shipping cost of $25 is added to the new
1 answer
42 views
Point C divides line segment AB so that
AC/AB = 1/3. If AC = 5 cm, what is AB?
1 answer
19 views
Cooke County schools have 7 teams playing in a basketball
tournament. How many games will be played if each team plays 3 games
1 answer
49 views
What is the area of the largest rectangular field that can be completely enclosed
using 120 feet of fencing?
1 answer
32 views
The quotient of two positive integers is 21. The difference between the larger
integer and this quotient is 21. What is the sum
1 answer
46 views
A sheet of paper 11 inches tall and 8 1/2 inches wide has 1-inch margins at the top and bottom and 3/4 -inch margins at each
1 answer
42 views
What is the least positive integer n such that the product 65n is a perfect square?
1 answer
37 views
The sum of the ages of Kishia and her daughter is 48 years, and the
difference of their ages is 20 years. How old is Kishia?
1 answer
26 views
A certain cube has volume n cubic inches and surface area n square inches.
What is the value of n?
1 answer
37 views
A certain cube has volume n cubic inches and surface area n square inches. What is the value of n?
1 answer
46 views
Andrea is pouring water from a full bucket into an empty bucket.
The full bucket initially contained 4800 ml of water, and Andrea
1 answer
46 views
According to a survey, 20 adults in Los Angeles watch an average of 3 hours of
television per day, and 40 adults in San Francisco
1 answer
49 views
Twenty-seven unpainted unit cubes are used to construct a large 3 × 3 × 3 cube.
If five of the six faces of the large cube are
1 answer
50 views
The mean of five whole numbers is 12, and the unique mode is 13. If all five
numbers are greater than 9 but less than 14, what is
1 answer
44 views
Two vertical poles are placed 30 feet apart, and the top of each pole is x feet
above ground. The ends of a wire 34 feet in
1 answer
59 views
Two vertical poles are placed 30 feet apart, and the top of each pole is x feet above ground. The ends of a wire 34 feet in
1 answer
54 views
The sequence A_n is such that an = 2a_n – 1 + 1. If a_6 = 191 and a_5 = 95, what is the
value of a_2?
1 answer
34 views
The sequence A_n is such that an = 2a_n-1 + 1. If a_6 = 191 and a_5 = 95, what is the
value of a_2?
1 answer
37 views
A relay team consisting of four runners – Anne, Bryn, Carmen and Dahlia – completed a race in 72 minutes. Anne’s leg of
1 answer
37 views
If ab = 1, bc = –9, c = –b and c < –a, what is the value of a + b? Express your
answer as a mixed number.
1 answer
19 views
Chad has $1.80 in coins consisting of nickels and dimes only. If the total value
of his nickels is twice that of his dimes, how
1 answer
39 views
A small bag of 10 identical apples weighs n ounces, and a large bag of n of these
apples weighs less than 40 ounces, where n is
1 answer
51 views
The sum of the first n + 2 counting numbers is 43 more than the sum of the first
n counting numbers. What is the value of n?
1 answer
53 views
What positive integer y satisfies 3x^2+ y^2− 16 = 3(x^2+ 3)?
1 answer
55 views
An internet sales company will ship a box for free if the sum of the
length, width and height is 48 inches or less. What is the
1 answer
29 views
What is the sum of the first 200 terms of the arithmetic sequence 5, 12, 19,
26, ...?
1 answer
23 views
What is the sum of the first 200 terms of the arithmetic sequence 5, 12, 19,26, ...?
1 answer
14 views
What is the sum of the first 200 terms of the arithmetic sequence 5, 12, 19, 26, ...?
1 answer
15 views
Maria starts out jogging from Ye Olde Bridge at 8:00 a.m. at a speed of 4 mi/h.
Twelve minutes later, Nicole starts out from Ye
1 answer
45 views
The figure shows congruent right triangles ADH and FGE and squares
AHJK, ABCD and DEGH. What is the ratio of the area of
1 answer
36 views
Jose took 500 mg of medication at 2:00 p.m., and then he took another 500 mg
at 6:00 p.m. However, 80% of the medication is
1 answer
55 views
Given the function f(x) = 6x^2, what is the value of f(a+b)-f(a-b)/ab when a and b are both positive?
1 answer
16 views
The figure shows the beginning of a spiral created by starting with a semicircle
of radius 1 unit and endlessly attaching
1 answer
33 views
Right triangle ABC has legs AB = 6 cm and AC = 8 cm. Square BCDE is drawn
outside of the triangle along the hypotenuse. What is
1 answer
45 views
What is 5+a/4 less then or equal to -7
1 answer
15 views
Hal has a positive secret number. He performs a sequence of operations with
his secret number. He doubles the number, subtracts
1 answer
28 views
Toni goes to a department store and buys two shirts marked the same price. She
pays full price for the first shirt but gets a 40%
1 answer
39 views
The table lists the number of Wednesdays on which the Norton Middle School
cafeteria served each of four different entrées and
1 answer
25 views
How many integers x, with 0 < x ≤ 100, are divisible by 2, 3 and 4?
1 answer
19 views
Two circles, each of radius 5 units, have centers at the origin and at (7, 7),
respectively. What is the y-intercept of the line
1 answer
26 views
How many ways are there to choose positive integers a, b and c, not necessarily
distinct, so that a + b < c and c ≤ 5?
1 answer
28 views
A company sells popcorn in cylindrical canisters. Marketing indicates that wider
canisters will increase sales. If the diameter
1 answer
39 views
If 11× n = 123,456,787,654,321, what is the value of n?
1 answer
33 views
The point (4, −2) is reflected over the line y = x. What are the coordinates of its
image? Express your answer as an ordered
1 answer
16 views
The ages, in years, of four members of a family are represented
by a, b, c and d, where a < b < c < d. Their mean age is 34,
1 answer
30 views
What is the value of 32_4 + 43_5 + 54_6 when written in base 7?
1 answer
15 views
Raquel uses six different digits to fill in the blanks below, writing one digit in
each blank, so that the resulting addition
1 answer
43 views
If a, b and c satisfy the equations a^2 + b^2 = 313, b^2 + c^2 = 277 and a^2 + c^2 = 302, what is the value of a^2 + b^2 −
1 answer
17 views
A chess knight makes L-shaped moves on a grid of squares. During each move,
the knight moves two squares either up, down, left,
1 answer
34 views
A chess club has 8 girls and 6 boys. Two members, Zig and Zag, are fraternal
twins of different genders. If a team of 3 girls and
1 answer
30 views
Triangle ABO is an isosceles right triangle, AC is a
diameter of circle O, and AB is a diameter of circle D. If the semicircle
1 answer
34 views
Each cell in the 3-by-3 array of squares shown is filled with a digit from 1 to 9,
inclusive. If the four listed conditions are
1 answer
17 views
