Quiz Discussion

A number lock on a suitcase has 3 wheels each labeled with 10 digits from 0 to 9. If the opening of the lock is a particular sequence of three digits with no repeats, how many such sequences will be possible?

Course Name: Quantitative Aptitude

  • 1]

    720

  • 2]

    760

  • 3]

    780

  • 4]

    680

Solution
No Solution Present Yet

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# Quiz
1
Discuss

The number of triangles that can be formed by choosing the vertices from a set of 12 points, seven of which lie on the same straight line, is

  • 1]

    185

  • 2]

    175

  • 3]

    115

  • 4]

    105

Solution
2
Discuss

12 person are seated at a round table. Number of ways of selecting 2 persons not adjacent to each other is

  • 1]

    10

  • 2]

    11

  • 3]

    54

  • 4]

    48

Solution
3
Discuss

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

  • 1]

    12

  • 2]

    15

  • 3]

    18

  • 4]

    -1

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

From a pack of 52 playing cards, two cards are drawn together at random. Calculate the probability of both the cards being the Kings.

  • 1]

    1/15

  • 2]

    25/57

  • 3]

    35/256

  • 4]

    None Of These

Solution
6
Discuss

A, B, C, D and E sit on five chairs all of which are facing north. C will sit only on the leftmost chair and B will not sit anywhere to the left of A. In how many ways they can be seated?

  • 1]

    10

  • 2]

    18

  • 3]

    36

  • 4]

    12

Solution
7
Discuss

How many integers between 1000 and 10000 have no digits other than 4, 5, or 6?

  • 1]

    91

  • 2]

    71

  • 3]

    51

  • 4]

    81

Solution
8
Discuss

How many natural numbers can be made with digits 0, 7, 8 which are greater than 0 and less than a million?

  • 1]

    496

  • 2]

    728

  • 3]

    486

  • 4]

    1084

Solution
9
Discuss

Two cards are drawn together from a pack of 52 cards. The probability that one is a spade and one is a heart, is

  • 1]

    3/20

  • 2]

    29/34

  • 3]

    47/100

  • 4]

    13/102

Solution
10
Discuss

How many parallelograms will be formed if 7 parallel horizontal lines intersect 6 parallel vertical lines?

  • 1]

    42

  • 2]

    294

  • 3]

    315

  • 4]

    258

Solution
# Quiz