6th Class Mathematics Sample Paper Mathematics Sample Paper-7

  • question_answer
    Cost of 5 kg. of wheat is Rs. 30.50
    (a) What will be the cost of 8 kg of wheat?
    (b) What quantity of wheat can be purchased in Rs. 61?

    Answer:

    (a)   Cost of 5 kg wheat = Rs. 30.50 Cost of 1 kg wheat \[=Rs.\frac{30.50}{5}\]                             \[=Rs.6.10\] Cost of 8 kg wheat \[=Rs.(6.10\times 8)=Rs.\,48.80\]                                                                                                                                                               (b) For Rs. 30.50; wheat purchased = 5 kg For Rs. 1; wheat purchased \[=\frac{5}{30.50}kg\]                                     \[=\frac{500}{3050}=\frac{10}{61}kg\] For Rs. 61; wheat purchased \[=\frac{10}{61}\times 61\,\,kg\]                                     \[10\,\,kg\]         


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