Answer:
B. 66
Step-by-step explanation:
45% of 400
.45 x 400 = 180 (number of girls)
400 - 180 = 220 (number of boys)
30% of 220
.30 x 220 = 66
B
100%-45%=55%
55% of 400=220
There are 220 boys in the college.
30% of 220=66
B. 66 boys are football players
4d (the variable is usually x, though).
Because 4 x the amount of fish in each tank = total amount of fish
40 apples
4/7 of 70
1. rewrite in mathematical terms
4/7 * 70
2. solve
= 40
A.
