19. Marites sold a cellphone for P16,000.00 and received Php 2,800.00 as commission. What was her
rate of commission?
A 15.5%
B. 16.5%
C. 17.5%
20. Rolando has Php 20,000.00 in his savings account. If the rate of interest is 4 %% a year, how much
interest does his money earn after 3 years?
A. Php 2,700.00 B. Php 3,700.00
C. Php 4,700.00
D. Php 5,700.00
21. To put up a grocery store, Mr. and Mrs. Karganilla borrowed Php 55,000.00 at a rate of 16% per year
for 5 years. What is the total amount they will pay the bank?
A. Php 66,000.00 B. Php 77,000.00 C. Php 88,000.00 D. Php 99,000.00
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Answer:
19. C
20. Wala sa choice my answer is 2,400
21. D
Step-by-step explanation:
19. C/TS x 100
= 2,800/16,000 x 100
= 0.175 x 100
= 17.5%
20. Interest=? I= 20,000 x 4% x 3
= 20,000 x 0.04 x 3
= 2,400
21. I= 55,000 x 16% x 5
55, 000 x 0.16 x 5
I = 44, 000
Total to pay
55, 000 + 44, 000 ( interest)
TP = 99,000