From a number of apples, a man sells half the number of existing apples plus 1 to the first customer, sells `1/3r d` of the remaining apples plus 1 to the second customer and `1/5t h` of the remaining apples plus 1 to the third customer. He then finds that he has 3 apples left. How many apples did he have originally? (a) 15 (b) 18 (c) 20 (d) 25

From a number of apples, a man sells half the number of existing apples plus 1 to the first customer, 1/3 rd of the remaining apples plus 1 to the second customer and 1/5 th of the remaining apples plus 1 to the third customer. He then finds that he has 3 apples left. If number of apples the man sold to the first customer, second customer and third customer are P,Q and R respectively, then find the value of: ((P+Q)^3 + (P + R)^2)/(Q +R+ 2)

A woman sells to the first customer half her stock of apples and half an apple, to the second customer half an apple and half of her remaining stock and so also to a third and to a fourth customer. She finds that she has now 15 apples left. How many apples had she at first?

If total number of apples is 250, the mean mass of the apples is

A fruit-seller had some apples he sells 40% of them and still has 420 apples. How many apples had he in all ?

A shopkeeper has certain number of apples of which 10% are found to tbe rotten. He sels 85% of the remaining good apples and still has 405 good apples. How may apples did he originally have?

A venor puchased some spples, out of which 6% were rotten. If the number of rotten apples was 51, then how many apples did he buy ?