If 3 apples cost Tk. 19, how many apples can be purchased for Tk. 152?
A
15
B
19
C
22
D
24
Correct Answer: 24
Hints: with 19 tk you can buy 3 apples with 1 tk you can buy 3/19 apples with 152 tk you can buy ( 3× 152)/19 apples = 24 apples