Answer:
Each book cost $37 dollars.
Step-by-step explanation:
351 - 18 = 333
333 ÷ 9 = 37
Divide 50 and 20 and you get 2.5 then multiply that with 8 and you’ll get 20
THE ANSWER IS 20
Answer:
54
Step-by-step explanation:
54
Lets just use

for an example. If the number is increased by 60% and the denominator is decreased by 20% we get the new fraction being:

. Since then new one is equal to 1, and the original is equal to

, we see that this manipulation of the fraction causes an increase of 100%.
Answer:
b≈10cm
or
24cm
Step-by-step explanation: