Quantitative Aptitude
PERMUTATION AND COMBINATION MCQs
Permutations And Combinations
Total Questions : 444
| Page 6 of 45 pages
Answer: Option D. -> 1728
Answer: Option C. -> 462
Answer: Option D. -> 2 × 18!
Answer: Option D. -> None of these
Answer: Option B. -> 63C4
Question 56. There are five cards lying on the table in one row. Five numbers from among 1 to 100 have to be written on them, one number per card, such that the difference between the numbers on any two adjacent cards is not divisible by 4. The remainder when each of the 5 numbers is divided by 4 is written down on another card (the 6th card) in order. How many sequences can be written down on the 6th card?
Answer: Option C. -> 4 × 34
Answer: Option D. -> 91
Answer: Option B. -> 360
Answer: Option B. -> 12C4 × 4C3 × 7!
Question 60. Jay wants to buy a total of 100 plants using exactly a sum of Rs. 1000. He can buy Rose plants at Rs. 20 per plant or marigold or Sun flower plants at Rs. 5 and Rs. 1 per plant respectively. If he has to buy at least one of each plant and cannot buy any other type of plants, then in how many distinct ways can Jay make his purchase?
Answer: Option B. -> 3