other govt exam India Post Postman & Mail Guard Mock Test 2020 Quantitative Aptitude Number System Quick Math
A telephone bill costs Rs. 25.50 for 3 minutes 20 seconds. What is the cost, in rupees, for 5 minutes 30 seconds? (Round up to one decimal)
1
42.1
2
58.7
3
58.5
4
58.8