no 21 please any one solve
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Sum of weight of 4 boys =56×4
=224
Sum of weight of 6 girls = 46×6
=276
Avg weight if boys and girls=(224+276)/10
=500/10
=50
=224
Sum of weight of 6 girls = 46×6
=276
Avg weight if boys and girls=(224+276)/10
=500/10
=50
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Answer:
sum of weight of 4 boys
=56×4
=224
sum of weight of 6 girls
=46×5
=276
avarage weight of boys and girls
=(224+276)/10
=500/10
=50
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