One Short

Age 11 to 14

ShortChallenge Level Yellow star

A positive whole number less than

$100$ has remainder

$2$ when it is divided by

$3$ , remainder

$3$ when it is divided by

$4$ and remainder

$4$ when it is divided by

$5$ . What is its remainder when it is divided by

$7$ ?

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

This problem is taken from the UKMT Mathematical Challenges.

You can find more short problems, arranged by curriculum topic, in our short problems collection.

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