## NCERT Class 6 Mathematics Twelfth Chapter Ratio And Proportion Exercise 12.3 Solution

## EXERCISE 12.3

**(1) If the cost of 7 m of cloth is Rs 1470, find the cost of 5 m of cloth.**

**(2) Ekta earns Rs 3000 in 10 days. How much will she earn in 30 days?**

**(3) If it has rained 276 mm in the last 3 days, how many cm of rain will fall in one full week (7 days)? Assume that the rain continues to fall at the same rate.**

**(4) Cost of 5 kg of wheat is Rs 91.50. **

**(a) What will be the cost of 8 kg of wheat?**

**(b) What quantity of wheat can be purchased in Rs 183?**

**(5) The temperature dropped 15 degree celsius in the last 30 days. If the rate of temperature drop remains the same, how many degrees will the temperature drop in the next ten days?**

**(6) Shaina pays Rs 15000 as rent for 3 months. How much does she has to pay for a whole year, if the rent per month remains same?**

**In case you are missed :- Previous Chapter Exercise Solution**

**(7) Cost of 4 dozen bananas is Rs 180. How many bananas can be purchased for Rs 90?**

**(8) The weight of 72 books is 9 kg. What is the weight of 40 such books?**

**(9) A truck requires 108 litres of diesel for covering a distance of 594 km. How much diesel will be required by the truck to cover a distance of 1650 km?**

**(10) Raju purchases 10 pens for Rs 150 and Manish buys 7 pens for Rs 84. Can you say who got the pens cheaper?**

**(11) Anish made 42 runs in 6 overs and Anup made 63 runs in 7 overs. Who made more runs per over?**

**In case you are missed :- NCERT Solution for Knowing Our Numbers Exercise 1.3**