CMAT 2017 Solved Question Paper

Question : 33 of 100

Marks: +1, -0

A group of 50 NCC members were required to complete 2 tasks, one in rock-climbing and the other in bridge crossing during an exploration expedition.30 members cleared both the tasks. 37 cleared bridge crossing. 38 students cleared rock-climbing.How many members could not clear any task?

Validate

Solution:

(d) Number of members who clear at least one task

\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;=

38 +37 -30

\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;\;=

75 -30 = 45
Number of members who could not clear any task =50 - 45 =5

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