Question

Students at marzo middle school were recently surveyed. the results reported 1/4 of 6th graders, 3/10 of 7th graders, and 2/7 of 8th graders plan a career in stem. In which grade do the most students plan to have careers in stem

152 6th graders
160 7th graders
147 8th graders

Answer 1

The grade in which most students plan to have careers in stem is the 7th grade

Step-by-step explanation:

In which grade do the most students plan to have careers in stem

In absolute numbers, which grade has the highest number of students planning to have careers in stem.

6th graders

1/4 of 6th graders

There are 152 6th graders. So

(1/4)*152 = 38

38 6th graders plan to have careers in stem.

7th graders:

3/10 of 7th graders

There are 160 7th graders

(3/10)*160 = 48

48 7th graders plan to have careers in stem.

8th graders:

2/7 of 8th graders

There are 147 8th graders

(2/7)*147 = 42

42 8th graders plan to have careers in stem

So the correct answer is:

The grade in which most students plan to have careers in stem is the 7th grade

Answer 2

we have
1/4 of 6th graders-----------------(1/4)*152=38
3/10 of 7th graders----------------(3/10)*160=48
2/7 of 8th graders------------------(2/7)*147=42

The answer is 7th graders