Question

Anvita’s mobile company charges ₹2 for the first 5 minutes of a call, and 35 paise per minute after the first 5 minutes. If Anvita was charged ₹9 in total for a call with her friend, what was the duration (in minutes) of the call?

• A. 15
• B. 20
• C. 27
• D. 25

Answer 1

Answer:

D. 25

Duration for Rs 2 = 5 minutes Money left = Rs 7 As per 35 paise per minute, then Rs 7 = 700 paise 700 ÷ 35 = 20 minutes Total time on call = 20 + 5 = 25 minutes