In how many ways can the letters of the word 'LEADER' be arranged?
360
720
120
None Of These
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1
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In how many ways can 10 people line up at a ticket window of a railway station?
Solution 
2
Discuss

There are 6 letters for 3 envelopes. In how many different ways can the envelopes be filled?
Solution 
3
Discuss

One red flower, three white flowers, and two blue flowers are arranged in a line such that
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4
Discuss

A speaks truth in 75% cases and B in 80% of the cases. In what percentage of the cases are they likely to contradict each other, narrating the same incident?
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5
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A polygon has 44 diagonals. What is the number of its sides?
Solution 
6
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Four letters are selected from the word “CAPAME” and are rearranged to form four letter words. How many words can be formed?
Solution 
7
Discuss

How many fourdigit numbers, each divisible by 4 can be formed using the digits 5, 6, 7, 8, 9, repetition of digits being allowed in any number?
Solution 
8
Discuss

Two variants of the CAT paper are to be given to 12 students. In how many ways can the students be placed in two rows of six each so that there should be no identical variants side by side and that the students sitting one behind the other should have the same variant. Find the number of ways this can be done
Solution 
9
Discuss

If four dice are thrown together, then what is the probability that the sum of the numbers appearing on them is 25 ?
Solution 
10
Discuss

A person tosses an unbiased coin. When head turns up, he gets Rs.8 and tail turns up he loses Rs.4. If 3 coins are tossed, what is probability that he gets a profit of Rs.12?
SolutionPerson will get profit of Rs 12 only when there is 2H (Head) and 1T (Tail) H + H + T = 12 8 + 8 + (4) = 12 Total outcome of 2 head and 1 tail = 2^{3} = 8 i.e (T, H, TH, HT, HH, HHT, HTH, THH) Total event with 2H and 1 T is 3 therfore probability = 3/8 
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