Answer:
16 science problems
26 math problems
Explanation:
m = number of math problems
s = number of science problems
m = s + 10
m + s = 42
(s + 10) + s = 42
2s + 10 = 42
2s = 42 - 10 = 32
s = 32/2 = 16
m = s + 10 = 16 + 10 = 26
9.5m questions
12.2m answers