RRB NTPC 17 January 2017 Paper

Question : 39 of 120

Marks: +1, -0

A mobile plan costs ` 32 for 6 minutes. What is the approximate cost, in rupees, for 4 minutes?

Solution:

(1) C.P. = ₹ 32
Time = 6 minutes
Hence, for 1 minute, cost would be=

32/6

For 4 minutes, cost would be

32/6

× 4= ₹ 21.30

Go to Question:

Prev Question

Next Question