2 friends decide to meet between 4pm to 6pm on a given day on a condition that whoever arrives first will not wait for t

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Q 2275780666.     2 friends decide to meet between 4pm to 6pm on a given day on a condition that whoever arrives first will not wait for the other more than 20 minutes. what is the approximate chance(percentage) that they will meet ?[you are not expected to calculate the exact value]
IBPS-PO 2017 Mock Mains
A

`30`

B

`33`

C

` 36`

D

` 39`

E

` 42`

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Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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