the ratio of the number of adults to the number of students at the prom has to be 1:10 last year there were 477 more students than adults at the prom if the school is expecting the same attendance this year how many adults attended the prom
 👍
 👎
 👁
 ℹ️
 🚩
1 answer

number of adults  x
number of students  10x , (note that x : 10x = 1 : 10)
10x  x = 477
9x = 477
x = 53
so 53 adults attended and 530 students
check: is 53053 = 477 ? sure is! 👍
 👎
 ℹ️
 🚩
Answer this Question
Related Questions

Math
The music teacher would like to have the same number of girls and of boys in the chorus. She finds that 5/8 of the chorus are girls but that if she can get 10 more boys, the chorus will have the same number of boys as of girls. (a) How many students are in

algebra
the ratio of ten more than three times a number to the square of the same number is equal to one. what is the number?

math
Find the number of different ways that an instructor can choose 7 students from a class of 35 students for a field trip.

Business Math
Lee and Fred are elementary school teachers. Fred works for a charter school in Pacific Palisades, California, where class size reduction is a goal for 2013. Lee works for a noncharter school where funds do not allow for class size reduction policies.

Further mathf
In a senior secondary school, 80 students play hockey or football. The number that play football is 5 more than twice the number that play hockey. If the 15 students play both games and every student in the school playsat least one game, find: The number

Math
There are four kinds of road signs in a certain town. The number of each kind is shown. What is the ratio of the number of school signs to the number of stop signs?

Finite math
A theater has a seating capacity of 900 and charges $5 for children, $7 for students, and $9 for adults. At a certain screening with full attendance, there were half as many adults as children and students combined. The receipts totaled $6100. How many

Math
1. The ratio of the number of dimes to the number of pennies in a purse is 3 to 4. If 3 pennies are taken out of the purse, the number of dimes and the number of pennies in the purse will be equal. How many dimes are in the purse? (Answer key says 9 and

Math
For a field trip, 56 students registered. On the day of the field trip, 7 students were unable to go. Which decimal describes the ratio of students who were unable to go to the number of students who registered for the field trip?

Statistics
One of the questions in the Pew Internet & American Life Project asked adults if they used the Internet, at least occasionally. The results showed that 454 out of 478 adults aged 18  29 answered yes; 741 out of 833 adults aged 30 – 49 answered yes; 1058

Math
The table shows the results of rolling a number cube labeled one through six 50 times. Number Rolled Frequency 1 7 2 9 3 11 4 6 5 9 6 8 1. What is the experimental probability of rolling a 3? 0.11 0.22 0.30 ** 0.27 2. Based on the experimental probability,

ratio
In a school with 560 students, the ratio of students to teacher is 20 to 1. How many new teachers need to be hired to reduce the ratio to 16 to 1?

math
any number that can be expressed as the ratio of 2 integers a/b, where b does not equal 0, is a rational number

Mathematics
50 students in a class took me an examination in french and mathematics .If 14 of them pass french only , 23 pass in both subjects and 5 of them failed in both subjects. Draw a venn diagram to represent the information. Find number of students who pass in

Math
The school band is comprised of middle school students and high school students, but it always has the same maximum capacity. Last year the ratio of the number of middle school students to the number of high school students was 1:8. However, this year the

mathematics
Tickets to a concert cost $9.00 for adults and $6.00 for students. A total of 950 people paid $7 500 to attend. How many students attended the concert?

mathematics
If 3/4 of a class is absent and 2/3 of those present leave the room, what fraction of the original class remains in the room? my book says.. if 3/4 are absent, 1/4 are present hows that so? then it says if 2/3 of the 1/4 present , 1/3 of the 1/4 remain

Math
I have a bar graph that shows the number of students by major in the College of Arts and Science. Math shows 200 students History shows 300 students English shows 400 students Science shows 150 students Other shows 175 students What percent of students in

math
In a survey of 150 students, 90 were taking algebra, and 30 taking biology. a. what is the least number of students who could have been taking both classes? b. what is the greatest number of students who could be taking both courses? c. what is the

Computer
draw a flowchart for calculating the average percentage marks of 50 students each student appeared in 10 subject the flowchart of students in should show the counting of the number of students who have appeared in the examination and the calculation should
Still need help?
You can ask a new question or browse existing questions.