The average marks obtained in a class of 50 students is 70%. The average of first 25 is 60% and that of 24 is 80%. What …

The price of a commodity rises from Rs. 6 per kg to Rs. 7.50 per kg. If the expenditure cannot increase, the percentage …

If 50% of (x - y) = 30% of (x + y), then what percent of x is y ?

A person subscribing to sky cable for a year pack Rs. 1785. If the monthly subscription is Rs. 175, how much discount do…

If the price of the commodity is increased by 50% by what fraction must its consumption be reduced so as to keep the sam…

In a History examination, the average for the entire class was 80 marks. If 10% of the students scored 95 marks and 20% …

Australia scored a total of X runs in 50 overs. India tied the scores in 20% less overs. If India's average run rate had…

When 60 is subtracted from 60% of a number, the result is 60. The number is :