A grocer has a sale of Rs. 6435, Rs. 6927, Rs. 6855, Rs. 7230 and Rs. 6562 for 5 consecutive months. How much sale must he have in the sixth month so that he gets an average sale of Rs. 6500?
(6435+6927+6855+7230+6562+x)/6=6500 x=4991 Ans:Rs 4991 sale in 6th month
The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member.
Find how much younger is the new member?
The average monthly income of P and Q is Rs. 5050. The average monthly income of Q and R is Rs. 6250 and the average monthly income of P and R is Rs. 5200. What is the monthly income of P?
A bill for Rs. 5656 is drawn on July, 14 at 5 months. It is discounted on October 5th at 5%. Find the money that the holder of the bill receives.
The average of Rohan's marks in 6 subjects is 69.5. If his average in 5 subjects excluding Maths is 63.5, how many marks he obtained in Maths?