Answer:
option 3)
14% approx
Step-by-step explanation:
Given data
Initial= $18.00
final =$20.50
% increase= final - initial/initia *100
% increase= 20.50-18.0/18*100
% increase=2.5/18*100
% increase=0.138*100
% increase=13.8%
Hence the increase is 13.8%
=14% approx
Answer:
add 18 to both sides, giving you 3x = 96
Subtract original amount from new amount:
84 - 39 = 45
He bought 45 books.
Answer:
2
Step-by-step explanation: