The number of ruler bought by Maths watch is 120 / 17p
How to find the number of rulers bought?
The ruler cost 17p each.
Maths watch high school has £120 to spend on rulers.
The number of rulers bought can be found as follows:
17p = 1 ruler
£120 = ?
cross multiply
number of ruler bought = 120 × 1 / 17p
number of ruler bought = 120 / 17p
Therefore, the number of ruler bought by Maths watch is 120 / 17p
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