## ML Aggarwal Class 8 Solutions for ICSE Maths Chapter 1 Rational Numbers Ex 1.6

Question 1.

In a bag, there are 20 kg of fruits. If 7 kg of these fruits be oranges and 8 kg of thee are apples and rest are grapes. Find the mass of the grapes in the bag.

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Question 2.

The population of a city is 6,63,432. If of the population are adult males and of the population are adult females, then find the number of children in the city.

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Question 3.

In an election of housing society, there are 30 voters. Each of them gives the vote. Three persons X, Y and Z are standing for the post of Secretary. If Mr X got of the total votes and Mr Z got of the total votes, then find the number of votes which Mr Y got.

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Question 4.

A person earns ₹ 100 in a day. If he spent ₹ 14 on food and ₹ 30 on petrol. How much did he save on that day?

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Question 5.

In an examination, 400 students appeared. If of the boys and all 130 girls passed in the examination, then find how many boys failed in an examination?

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Question 6.

A car is moving at the speed of 40 km/h. Find how much distance will it cover in hrs?

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Question 7.

Find the area of a square lawn whose one side is 5 m long.

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Question 8.

Perimeter of a rectangle is 15 m. If the length is 4 m, find its breadth.

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Question 9.

Rahul had a rope of 325 m long. He cut off a 150 m long piece, then he divided the rest of the rope into 3 parts of equal length. Find the length of each part.

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Question 10.

If 3 litre of petrol costs ₹ 270, then find the cost of 4 litre of petrol.

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Question 11.

Ramesh earns ₹ 40,000 per month. He spends of the income on food, of the remaining on LIC premium and then of the remaining on other expenses. Find how much money is left with him?

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Question 12.

A, B, C, D and E went to a restaurant for dinner. A paid of the bill, B paid of the bill and rest of the bill was shared equally by C, D and E. What fraction of the bill was paid by each?

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Question 13.

of total number of students of a school come by car while of students come by bus to school. All the other students walk to school of which walk on their own and the rest are escorted by their parents. If 224 students come to school walking on their own, how many students study in the school?

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Question 14.

A mother and her two sons got a room constructed for ₹ 60,000. The elder son contributes of his mother’s contribution while the younger son contributes of his mother’s share. How much do the three contribute individually?

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Question 15.

In a class of 56 students, the number of boys is th of the number of girls. Find the number of boys and girls.

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Question 16.

A man donated of his money to a school, th of the remaining to a church and the remaining money he distributed equally among his three children. If each child gets ₹ 50000, how much money did the man originally have?

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Question 17.

If of a number is added to of that number, the result is 15 greater than half of that number. Find the number.

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Question 18.

A student was asked to multiply a given number by . By mistake, he divided the given number by . His answer was 36 more than the correct answer. What was the given number?

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