M can complete 3/4 part of a work in 12 days and N can complete 2/7 part of the same work in 8 days. In how many days will both complete 11/14 part of the total work?
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If 9x = 24311, then what is the value of x?
A shopkeeper offers the following 3 schemes. Which scheme has the maximum discount percentage?
I. Two successive discount of 20% and 25%
II. Buy 5 get 3 free
III. Buy 5 get 6
The ratio of the cost price and selling price of a bulb is 15 : 18. What is the profit percentage?
A sum of money becomes 77/50 of itself in 18/5 years when invested at simple interest. What is the rate (in percentage) of interest per annum?
What is the average of 36, 43, 51, 68, and 77?
If (4/5)A = 3B = (2/3)C, then what is A : B : C?
If A is 40% more than B, then B is how much percent less than A?