comparing quantities maths class 8

Comparing quantities practice questions

Q 1 The cost of one packet of balls having 20 balls is Rs. 100, what will be the cost of such 24 balls
Q 2 A basket is full of fruits mangoes, oranges and apples. If 60% are mangoes, 10% are oranges than what is the percentage of apples.
Q 3 In a village, 30% people are women, 40% are men rest are Children what is the percentage of children in the village.
 Q 4 Total numbers of beads in a bag are 20, if red beads are 8 and blue beads are 12, find out the percentage of each color of beads.
Q 5 Fill in the blanks :
i = ----%
ii = ----%
Q 6 Find the ratio of
i. 1m to 1 km
ii. 1 week of Feb. to Feb. month of a non leap year..
Q 7 Convert the following into fractions and decimals.
i) %
ii) 39.2%
Q 8 Calculate the following:
i) 12% of 1200
ii) 30% of 300
Q 9 Find out the numbers if
i. 10% of number is 600
ii. 12% of number is 1080
Q 10 The loss in a company has decreased from 20 lacs to 5 lacs in one year. Find the loss decrease percentage
11 A man buys 3 oranges for Rs. 4 and sells 4 oranges for Rs. 6. Find his Gain or loss per cent
Q 12 Out of 30 students in a hostel, 8 are going to market, 20 are going to watch T.V, rest of the students are studying. Convert all of them into percentages
Q 13 A person divides his income in three equal parts if he gives 2 parts to Ram and 1 part to Shyam. What percentage of money he gives to Ram and Shyam separately
Q 14 A shopkeeper sells an article of 400, while he purchases it for 402. Find out loss per cent of shopkeeper
Q 15 Angles of a quadrilateral are in ratio 2 : 3 : 3 : 4, find out all the angles of quadrilateral.
Q 16 If Rs 250 is to be divided amongst Ravi, Raju and Roy such that Ravi gets two parts, Raju three parts and Roy five parts. How much money will each get? What will it be in percentage?
Q 17 If Rs 1250 is to be divided amongst Raj, Pallavi and Ronit such that Raj gets two parts, Pallavi three parts and Ron it five parts.How much money will each get? What will it be in percentage?
Q 18 Find the simple interest on Rs. 1200 from Jan 1, 2006 to March 14, 2006 at 6% per annum.
Q 19 A man purchases two machines at Rs. 1200 each. On one he gain 20% and on the other he loses 20%. How much does he gain or loss in whole transaction
 Q 1 Ratio is a means of comparing quantities of similar kinds . (T/F)
 Q 2 Is 2:4 = 1:2?
Q 3 Define Unitary Method.
Q 4 Find the ratio of Rs 500 to 50,000 paise.
Q 5 Are the two ratios equal?
2/5 and 3/8
 Q 6 The weight of one iron ball is 16 kg. Find the weight of 8 such iron balls.
Q 7 The cost of 9 bowls is Rs 72. Find the cost of 6 such bowls.
Q 8 Find the ratio of 40 days to 40 hrs.
Q 9 The population of Rajasthan is 570 lakh and population of U.P is 1,560 lakh in the same area. Find the ratio of their population.
Q 10 Neelu got 320/400 in her report card. Hari scored 280/400 in his report card. Who scored more percentage of marks?
Q 11 Write 3/4 in the form of percentage.
Q 12 Out of 80 students in a class 30 are girls. Find the percentage of girls in class.
Q 13 There are 25 radios. 16 of them are damaged. Find the percentage of damaged radios
 14 What percentage of the figure is shaded?

Q 15 Find 2% of 1hr in minutes :
Q 16 Find the whole quantity if 5% of it is 600:
Q 17 Convert 45% into fraction
 Q 18 What percent of the total distance of 100km is 22km?
Q 19 Convert 33% into decimals
Q 20 Convert 540/400 into decimals
Q 21 35% + ? % = 100%
Q 22 In a survey of 40 students, 25% of students liked to play football. What is the number of students who liked to play football?
Q 23 Convert 0.45 into percentage:
Q 24 In a village, 30% people are women, 40% are men rest are Children what is the % of children in the village

 Q 25 0.6 % expressed as fraction is
Q 26 Find the ratio of
i. 1m to 1 Km.Q 27 The cost of one packet of balls having 20 balls is Rs. 100, what will be the cost of such 24 balls.
Q 28 Total numbers of beads in a bag are 20, if red beads are 8 and blue beads are 12, find out the percentage of each color of beads.
Q 29 Convert into percentage.
i 1/3 = ----% iii 1/6 = ----%
Q 30 Out of 30 students in a hostel, 8 are going to market, 20 are watching T.V, rest of the students are studying convert all of theminto percentage.
Q 31 Convert the following into fraction and Decimal
i. 24 %
ii. 39.2%
ii. 1 week of Feb. to Feb. month in 2007.
 Q 32 A basket is full of fruits mangoes, oranges and apples if 60% are mangoes, 10% are oranges than what is the percentage ofapples.
Q 33 Calculate the following
i 12% of 120
ii 30% of 300
Q 34 Find out the numbers if
i. 10% of the number is 600
ii. 12% of number is 1080
Q 35 A team won 6 matches out of total that they played. If their win percentage is 60 percent , what is the total number of matches
they played? How many did they lose? What is their loss % ?

 36.



Q 38 Convert into percentage: - 3 : 4
Q 39 If C.P = Rs x and S.P = Rs y. Find Profit%.
Q 40 If C.P = Rs X and loss% = A% Find Loss.
Q 41 A shirt with marked price Rs 1000 was sold to a customer for Rs 900. Find the % of decrease.
Q 42 The number of illiterate persons in a country decreased from 150 lakhs to 100 lakhs in 10 yrs. What is the decrease percentage?
Q 43 The cost of a flower vase is Rs 120. If the shopkeeper sells it at a loss of 10%, find the Selling price
Q 44 S.P of a toy is Rs 540. If the profit made by the shopkeeper is 20%, find the C.P of the toy
Q 45 One person divides his income in two parts if he gives 2 Parts to Ram and 1 part to shayam, what percentage of Money he gives
to Ram and Shayam separately.
Q 46 Angles of a quadrilateral are in ratio 2:3:3:4, find out all the angles of quadrilateral.
Q 47 The loss in a company is decreasing from 20 lakhs to 5 lakhs, in one year; find out decreasing of loss percentage.
Q 48 A shopkeeper is selling an article of Rs.400, while he purchases it for Rs. 402 find out loss percent of shopkeeper.
Q 49 A man buys oranges at 3 for Rs. 4 and sells 4 for Rs. 6, find his Gain or lose percent.
Q 50 A man sold two machines at Rs. 1200 each. On one he gain 20% and on the other he loses 20%. How much does he gain or lose
in whole transaction.
Q 51 The Difference between the principal and amount is said to be the _______ .
Q 52 What is the formula to calculate Simple interest for T years?
Q 53 Find the simple interest that Ram has to pay if he borrows Rs 500 for a period of 5 yrs at the rate of 5% p.a.
Q 54 The sum of the Simple interest and the principal gives the _______ .
Q 55 What is the formula to calculate Simple interest for 1 year?
Q 56 Find the Simple interest of Rs 8500 for 2 years at 8% p.a.
Q 57 Find the amount to be paid at the end of 3 yrs if the principal amount is Rs 1,200 at 10% p.a.
Q 58 Find the amount to be paid at the end of an year if the principal amount is Rs 200 at 2% p.a
Q 59 Find the simple interest on Rs. 1200 from Jan 1 2006 to March 14 2006 at 6% per annum.
Q 60 What is the sum borrowed if the interest is Rs 45 at the rate of 9% p.a for 1 year?