## Number of Combinations with Repetition and All possible Selections MCQ Basic Level

Compared to other sections, Mathematics is considered to be the most scoring section. If prepared thoroughly, mathematics can help students to secure a meritorious position in the exam. These questions are very important in achieving your success in Exams after 12th.

Q1. Ramesh has 6 friends. In how many ways can he invite one or more of them at a dinner

•  61
•  62
•  63
•  64

63

Q2. Out of 10 white, 9 black and 7 red balls, the number of ways in which selection of one or more balls can be made, is

•  881
•  891
•  879
•  892

879

Q3. Out of 6 books, in how many ways can a set of one or more books be chosen

•  64
•  63
•  62
•  65

63

Q4. In an examination there are three multiple choice questions and each question has 4 choices. Number of ways in which a student can fail to get all answers correct, is

•  11
•  12
•  27
•  63

63

Q5. The total number of different combinations of one or more letters which can be made from the letters of the word ‘MISSISSIPPI’ is

•  150
•  148
•  149
•  None of these

149

Q6. The total number of ways of selecting six coins out of 20 one rupee coins, 10 fifty paise coins and 7 twenty five paise coins is

•  28
•  56
•  80
•  100

28

Q7. In an election the number of candidates is 1 greater than the persons to be elected. If a voter can vote in 254 ways, then the number of candidates is

•  7
•  10
•  8
•  6

8

Q8. The number of ways in which four letters of the word ‘MATHEMATICS’ can be arranged is given by

•  136
•  192
•  1680
•  2454

2454

Q9. The total number of ways of selecting five letters from the letters of the word ‘INDEPENDENT‘ is

•  70
•  3320
•  120
•  None of these

70

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