The original price of notebook is P48. Now, it is sold at P60. Find the rate of change.

a. 15%
b. 20%
c. 25%
d. 30%

3. RonRon sold a car for P900,000 and earned 2.5% as commission. How much is his commission?

a. P22,500
b. P23,500
c. P24,500
d. P25,500

4. A salesman receives 3% commission for selling an automatic washing machine that cost P23,000. How much commission will he receives?

a. P680
b. P690
c. P700
d. P710


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