Maths

In a school there are 20 teachers eiter teach english or maths. out of these 12teachers teach english only and five teachers teach both english and maths. find how many teachers teach only maths.

Sai Leela's image
Sai Leela
Feb. 26, 2019, 9:46 p.m.

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KARTIK SURANA's image
KARTIK SURANA
Feb. 27, 2019, 3:03 p.m.
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