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ARIHANT SSC-PERMUTATIONS & COMBINATIONS -EXERCISE (LEVEL-2)
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- The sum of the divisors of 2^3 .3^4 .5^2 is:
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- The number of ways of selecting 10 balls from unlimited number of red,...
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- The number non-negative integral solutions of x(1)+x(2)+x(3)+x(4) le n...
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- The number of rectangles on a chess board is
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- Find the number of natural numbers which are less than 2xx10^8 and whi...
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- n bit strings are made by filling the digits 0 or 1.The number of stri...
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- A question paper has two parts-Part A and Part B. Part A contains 5 qu...
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- How many different vehicle licence plates can be made if the licences ...
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- How many 3-digit numbers can be formed from the digits 1,2,3,4 and 5 a...
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- A tea party is arranged for 16 people along two sides of a large table...
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- By selling an article for 285 a man loses 5%. For how much should he s...
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