Average cost of 5 apples and 4 mangoes is Rs. 36. The average cost of 7 apples and 8 mangoes is Rs. 48. Find the total c…

Four years ago, the average age of a family of four persons was 18 years. During this period, a baby was born. Today if …

If a, b, c, d, e are five consecutive odd numbers, their average is

A batsman makes a score of 270 runs in the 87<sup>th</sup> inning and thus increase his average by a certain…

Out of four numbers the average of the first three is 16 and that of the last three is 15. If the last number is 20, tha…

Average age of 6 sons of a family is 8 years. Average age of sons together with their parents is 22 years. If the father…

A man bought 13 articles at Rs. 70 each, 15 at Rs. 60 each and 12 at Rs. 65 each. The average price per article is -

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 mon…