CAT Exam Model Paper 2 with solutions for free online practice

Question : 87 of 100

Marks: +1, -0

The prepaid recharge of Airtel gives 21% less talk time than the same price prepaid recharge of Vodafone. The postpaid talktime of Airtel is 12% more than its prepaid recharge, having the same price. Further, the postpaid talktime of same price of Vodafone is 15% less than its prepaid recharge. How much percent less/more talktime can one get from the Airtel postpaid service compared to the postpaid service of Vodafone?

3.9% more
4.7% less
4.7% more
2.8% less

Validate

Solution:

(a) Consider the following table.

Type	Vodafone	Airtel
Prepaid	100	79
Postpaid	100 − 15 = 85	79 ×1.12= 88.48

Therefore, the required percentage

= { ( 88.48 - 85 ) }/ { 85 } ×100

= 4.09 = 4.1

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