Tuesday
July 22, 2014

Homework Help: Math Ratios

Posted by Dottie on Thursday, September 13, 2012 at 4:38am.

The ratio of the number of pupils in Class A to the number of pupils in Class B is 2:5. The ratio of the pupils in Class B to the number of pupils in Class C is 10:3.
a. Find the ratio of the number of pupils in Class A to the number of pupils in Class B to the number of pupils in Class C.
b. If there are 70 pupils in Class A and Class C altogether, how many pupils are there in Class B?
c. If Class B has 40 pupils, how many pupils are there in Class A and Class C altogether?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

MATHS - Class A and Class B have the same number of pupils. The ratio of the ...
Number sence - In mrs. Kyoto's class,7/10 of the pupils have pets.of those ...
algebra - In a class there is 40 pupils.26 pupils plays volley ball and 20 ...
math - what is the boy-girl ratio in a class of 32 pupils if there are 18 girls?
maths, variations - i'm not sure how this question works the number of hours (h...
math - HHow many pupils are there in a class if two pupils remain after four ...
math,(fraction) - there were 25pupils in a class. they had 135 books altogether...
Math - To a class of 28 pupils, 12 new pupils whose average age is 10 months ...
Math - To a class of 28 pupils, 12 new pupils whose average age is 10 months ...
Maths - 1)There 40 pupils in a class. There is chart so i counted the number of ...

Search
Members