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What is the next number of the following sequence
7, 14, 55, 110, ....?
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How many numbers are divisible by 4 between 1 to 100
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There are 16 people, they divide into four groups, now from those four groups select a team of three members,such that no two members in the team should belong to same group.
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7 people have to be selected from 12 men and 3 women, Such that no two women can come together. In how many ways we can select them?
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Tennis players take part in a tournament. Every player plays twice with each of his opponents. How many games are to be played?
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7528 : 5306 :: 4673 : ?
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$x^2-y^2$=16 and xy = 15 so find out x + y
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Census population of a district in 1981 was 4.54 Lakhs, while in year 2001 it was 7.44 Lakhs. What was the estimated mid-year population of that district in year 2009.
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Find the maximum value of n such that 50! is perfectly divisible by $2520^n$ .
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A girl leaves from her home. She first walks 30 metres in North-west direction and then 30 metres in South-west direction. Next, she walks 30 metres in South-east direction. Finally, she turns towards her house. In which direction is she moving?
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