Page 37 - Arithmetic
P. 37
Worked Example 17
If the sales tax in a particular country is reduced from 21 % to 21%, what difference would it make to 23
a person who buys an article for $4500?
Solution:
Required difference = (21 of 4500) - (21 of 4500) 23
=( - )%of4500
= 1% of 4500 6
= $7.5
57
23
Page 36 of 55
Arithmetic Concept