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Weekly Problem 22 - 2012

Stage: 3 Challenge Level: Challenge Level:1

Which of the following numbers could replace * so that the value of */5 lies between 3 and 4?

A) 3.2

B) 14

C) 19

If you liked this problem, here is an NRICH task which challenges you to use similar mathematical ideas.

This problem is taken from the UKMT Mathematical Challenges.

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