Visitors to a show were charged Rs. 15 each on the first

Home » Aptitude » Average » Question

Visitors to a show were charged Rs. 15 each on the first day, Rs. 7.50 on the second day, Rs. 2.50 on the third day and total attendance on three days were in the ratio 2 : 5 : 13 respectively. The average charge per person for the entire three days is

1. Rs. 5
2. Rs. 5.50
3. Rs. 6
4. Rs. 7

Correct Option: A

As per the given in all details in question , we have
Total collection = Rs. (2 × 15 + 5 × 7.5 + 13 × 2.5)
Total collection = Rs. (30 + 37.5 + 32.5) = Rs. 100

Required average = Rs.		100
		2 + 5 + 13

Required average = Rs.		100
		20

Required average = Rs. 5