The cost of picture frame M is tk 10 less than 3 times the cost of picture frame N. It the cost of frame M is tk 50, What is the cost of frame N?

The cost of picture frame M is tk 10 less than 3 times the cost of picture frame N. It the cost of frame M is tk 50, What is the cost of frame N?

A 10

B 20

C 30

D 40

Solution

Correct Answer: Option B

A/Q

M - 10 = 3*N

or, 50 + 10 = 3*N

or, 60 = 3*N

or, N = 60/3 = 20 tk