You need to set it up as a fraction and make the fractions equal each other.
2/3 (2 of their books for 3 of yours)
x/18 (x amount of their books for 18 of yours)
(2/3)=(x/18)
multiply both sides by 18
and you get
36/3 which reduces to 12
so your answer is 12
He should have 25 if he just he just put them in groups of 5 and didn't give away any
Answer: 214 sq ft
Step-by-step explanation:
A=2(wl+hl+hw)=2·(6·5+7·5+7·6)=214
Answer:
Step-by-step explanation: