Question

cost of 10 glasses of water is RS 30.9 Find the cost of 1 glass of water.​

Answer 1

ANSWER:

cost of 10 glasses of water  =  Rs 30.9

                                             ×

    cost of 1 glass of water    = ?

so,

    = 10 ÷ 30.9

    ⇒   3.9

 hence proved

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