Question

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The price of an article increased from 16 to 20; find the percentage increase
The price of an article decreased from 20 to 16; find the percentage decrease.
The salary of a man is 7.200 per month, which is now increased by 8%. Find his​

Answer 1

Answer:  ) Original price = ₹ 16

Increased price = ₹ 20

Amount of increase = 20 – 16 = ₹ 4

Percentage of increase = \frac { 4 }{ 16 } x 100 = 25%

(ii) Original price = ₹ 20

Decrease price = ₹ 16

Amount of decrease = 20 – 16 = ₹ 4

Percentage of decrease = \frac { 4 }{ 20 } x 100 = 20%

Step-by-step explanation: