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Home › Grade7 › Grade 7 Olympiad › Math Olympiad-Grade-7 › Comparing Quantities › Comparing Quantities Worksheet-10

Comparing Quantities Worksheet-10

Comparing Quantities Worksheet-10

 

  1. A student has to secure 40% marks to pass. He got 40 marks and failed by 40 marks. The maximum number of marks is

(a) 40                 (b) 300               (c) 200               (d) 100

 

  1. The daily wages of a worker increases by 10%, but the number of hours worked by him per week drop by 10%. If he was originally getting Rs. 500 per week, how much he will get now?

(a) Rs. 40          (b) Rs. 495        (c) Rs. 500        (d) Rs. 450

 

  1. A school has 560 students. The number of girls is of the number of boys. How many girls are there in the school?

(a) 320               (b) 80                 (c) 490               (d) 70

 

  1. After deduction of 5% from a certain sum and then 10% from the remainder, a sum of Rs. 171 is left. The original sum was

(a) Rs. 200        (b) Rs. 250        (c) Rs. 150         (d) Rs. 300

 

  1. The % of total quantity represented by a 60º sector in a pie diagram is

(a)              (b)            (c)             (d) None

 

  1. When the circumference of a circle decreases from 3x to x, its area decreases by

(a)            (b)           (c)            (d)

 

  1. One liter of water is mixed with 3 liters of sugar solution containing 4% of sugar. What is the % of sugar in the solution?

(a) 4%                 (b) 3%                (c) 6%                 (d) None

 

  1. The CP of 25 articles is equal to the SP of 20 articles. Then gain % is

(a) 25%              (b) 20%              (c) 30%              (d) 50%

 

  1. The value of a machine depreciates every year by 5%. If the percent value of the machine be Rs. 100,000, what will be its value after two years?

(a) Rs. 100,050                             (b) Rs. 90,250

(c) Rs. 99,250                               (d) None

 

  1. By selling an article for Rs. 600 a man loses 20%. At what priced he will sell in order to gain 25%?

(a) Rs. 800        (b) Rs. 750        (c) Rs. 937.50   (d) Rs. 1000

 

  1. The cost price of 25 articles is equal to the SP of 20 articles. Find gain %.

(a) 20%              (b) 25%              (c) 30%              (d) 40%

 

  1. A person sells 36 oranges per rupee and incurs a loss of 4%. Find how many oranges per rupee to be sold to have a gain of 8%?

(a) 32                  (b) 30                 (c) 28                  (d) 34

 

  1. By selling an umbrella for Rs. 30, a merchant gains 20%. During a clearance sale, the merchant allows a discount of 10% on the marked price (the price at which he used to sell). Find his gain %.

(a) 2%                 (b) 4%                (c) 6%                 (d) 8%

 

  1. A cloth merchant says that due to slump in the market, he sells the cloth at 10% loss, but he uses a false metre scale and actually gain 20%. Find the actual length of the scale.

(a) 80 cm          (b) 75 cm           (c) 75 cm           (d) 60 m

 

  1. What profit percent is made by selling an article at a certain price if by selling at of that price there is a loss of 10%?

(a) 20%              (b) 15%               (c) 25%               (d) 10%

 

  1. A customer saves Rs. 15 when a discount of 20% on the marked price is offered. What did he pay for the article?

(a) Rs. 120         (b) Rs. 80          (c) Rs. 60           (d) Rs. 60

 

Answer Key:

(1)-(c); (2)-(b); (3)-(d); (4)-(a); (5)-(b); (6)-(c); (7)-(b); (8)-(a); (9)-(b); (10)-(c); (11)-(b); (12)-(a); (13)-(d); (14)-(b); (15)-(a); (16)-(c)