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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