Quiz Discussion

 

In how many ways can the letters of the word 'LEADER' be arranged?

Course Name: Quantitative Aptitude

  • 1]

    360

  • 2]

    720

  • 3]

    120

  • 4]

    None Of These

Solution
No Solution Present Yet

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# Quiz
1
Discuss

In how many different ways can the letters of the word 'DETAIL' be arranged in such a way that the vowels occupy only the odd positions?

  • 1]

    32

  • 2]

    48

  • 3]

    36

  • 4]

    60

Solution
2
Discuss

In how many different ways can the letters of the word 'CORPORATION' be arranged so that the vowels always come together?

  • 1]

    50400

  • 2]

    2430

  • 3]

    6540

  • 4]

    12800

Solution
3
Discuss

One red flower, three white flowers, and two blue flowers are arranged in a line such that
I. No two adjacent flowers are of the same color.
II. The flowers at the two ends of the line are of different colors.
In how many different ways can the flowers be arranged?

  • 1]

    2

  • 2]

    4

  • 3]

    6

  • 4]

    10

Solution
4
Discuss

A five-letter word is to be formed from a group of 5 vowels and 4 consonants, using at least one vowel and at least one consonant. In how many ways the word having a greater number of consonants than vowels can be formed?

  • 1]

    40

  • 2]

    42

  • 3]

    45

  • 4]

    52

Solution
5
Discuss

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

  • 1]

    0

  • 2]

    1/2

  • 3]

    1

  • 4]

    1/1296

Solution
6
Discuss

If C(n, 7) = C(n, 5), find n

  • 1]

    12

  • 2]

    15

  • 3]

    18

  • 4]

    -1

Solution
7
Discuss

How many words can be formed from the letters of the word "SIGNATURE" so that vowels always come together.

  • 1]

    17280

  • 2]

    4320

  • 3]

    720

  • 4]

    80

Solution
8
Discuss

It is required to seat 5 boys and 4 girls in a row so that the girls occupy the even places. How many such arrangements are possible?

  • 1]

    2880

  • 2]

    2148

  • 3]

    3280

  • 4]

    3680

Solution
9
Discuss

There are three rooms in a motel: one single, one double, and one for four persons. How many ways are there to house seven persons in these rooms?

  • 1]

    7! / 1! 2! 3! 

  • 2]

    7! 

  • 3]

    7! / 3

  • 4]

    7! / 3!

Solution
10
Discuss

If A, B and C are mutually exclusive and exhaustive events of a random experiment such that P(B)=3/2​P(A) and P(C)=1/2​P(B), then P(A∪C)=

  • 1]

    3/13

  • 2]

    6/13

  • 3]

    7/13

  • 4]

    10/13

Solution
# Quiz