Chemistry, 15.10.2019 22:50 nuncasemeoovideo999
In a class of 40 students 32 offer maths 24 offer physics and 4 offer neither maths nor physics. how many offer both maths and phyics
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In a class of 40 students 32 offer maths 24 offer physics and 4 offer neither maths nor physics. how...
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