The price of a book increases from Rs.120 to Rs.150. What is the percentage increases?
- 35%
- 25%
- 115%
- 25.25.1%
Explanation
Rs 150 - Rs 120 = Rs 30 30/120 x 100 = 25%
. Solution for 30 is what percent of 120 100%/x%=120/30 (100/x)*x=(120/30)*x - we multiply both sides of the equation by x 100=4*x - we divide both sides of the equation by (4) to get x 100/4=x 25=x x=25 now we have: 30 is 25% of 120
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