Question
Odd one
outSolution
Except option 4 in all other options if we reverse the digits then also they will remain prime number but if we reverse 19 then it will be 91, which is not a prime number
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In how many different ways can the letters of the word ‘FLOWER’ be arranged in such a way that the vowels occupy only the odd positions?
A club has 6 men and 5 women. How many committees of 5 have at least 2 women?
A group consists of 10 boys and 10 girls. In how many ways can 6 boys and 4 girls be selected from the group?
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Which of the following is TRUE for “complementary event or ‘not event’”?
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A Consignment of 12 mobile phones contains 4 defectives. The mobile phones are selected at random one by one and examined. The ones examined are not pu...
Find the number of ways to arrange each letter of the word 'RECREATION' such that all the vowels always come together.
