Accelerate JEE 2020: Permutation & Combination Class 2 (12.09.2019)

Attempt now to get your rank among 408 students!

Question 1

Find the number of ways in which 4 blue, 3 green and 2 red discs can be arranged in a rack if the discs color cannot be distinguished if placed in the disc rack.

• A
• B
• C
• D

Question 2

Find the rank of the word ‘POLAND’ when arranged in dictionary order.

• A
• B710
• C610
• D510

Question 3

Find the number of digit number which can be formed from the number.

• A
• B
• C
• D

Question 4

Find the total number of distinct digit numbers that can be formed from the digits.

• A
• B
• C
• D

Question 5

Find the number of ways in which 5 flags can be used as a signal out of 8 signal flags.

• A
• B
• C
• D

• 408 attempts
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• 6 comments