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Alex and his ...

Question

Alex and his classmates decided to stay in a hotel. If Alex's room number is 456 and his friend Jim's room is next to Alex's room, then what is Jim's room nmber?

A

454

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B

450

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C

457

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D

455

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Solution

The correct option is C 457
It is given that Alex's room number is 456 and Jim's room is next to Alex's room.
So, to calculate Jim's room number, we need to find the successor of 456.
So, Jim's room number = 456 + 1 = 457

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