class A has 5 more people than class B. Class B last yr had 8 more people than it does this year. This yr, class B has 25 students. How many students are in class A this yr.

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Mathematics

Guest

23 May, 16:00

class A has 5 more people than class B. Class B last yr had 8 more people than it does this year. This yr, class B has 25 students. How many students are in class A this yr.

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Answers (2)

Know the Answer?

Howell · Answer 1

Class A has 30 students. The second sentence is useless information that's just trying to confuse you.

Jermaine Schmidt · Answer 2

Look only at this year's numbers ...

a=b+5, b=25, use this value for b in the first equation to get:

a=25+5

a=30

There are 30 students in class a this year.