If pq(p+q) = 1, then the value of 1p3q3-p3-q3 is equal to
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By selling cloth at Rs. 9 per metre , a shopkeeper loses 10% . Find the rate at which it should be sold so as to earn profit of 15%
The length of the radius of the circumference of a triangle having sides 9 cm, 12 cm and 15 cm is
Sum of cubes of first n even natural numbers.
Proof of Sum of cubes of first n even natural numbers ::
Hence, in other words, the sum of the first n cubes is the square of the sum of the first n natural numbers.
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0.0245¯ written as a vulgar fraction in its simplest form = ?
If price of oranges is increased by 30%, then a person can buy 12 oranges less for Rs 208. What is the original price (in Rs) of an orange?
In the following question, select the odd letters from the given alternatives.
S, T and U together can complete a work in 30 days. If the ratio of efficiency of S, T and U is 20 : 15 : 12 respectively, then in how many days U alone can complete the same work?
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