Zs Associates Ratio and proportions Quiz 1

Question 1

Time: 00:00:00
A dishonest dealer professes to sell his goods at cost price. But he uses a false weight and thus gains 300/47% for a kg, he uses a weight of

940gms

940gms

947gms

947gms

953gms

953gms

960gms

960gms

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Question 2

Time: 00:00:00
If 40% of a number is equal to two-third of another number, what is the ratio of the first number to the second number?

2 : 5

2 : 5

3 : 7

3 : 7

5 : 3

5 : 3

7 : 3

7 : 3

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Question 3

Time: 00:00:00
A student appeared in 3 papers of Maths, English, and Hindi. The maximum marks of the three papers are in the ratio of 3:2:5 and total of 3 papers are 500. Umesh obtained 50% in Math, 68% in English, and 73% overall. What is the percentage marks he scored in Hindi?

84%

84%

68%

68%

79.4%

79.4%

88.8%

88.8%

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Question 4

Time: 00:00:00
It takes eight hours for a 600 km journey of 120 km is done by train and the rest by car. It takes 20 minutes more if 200 km is done by train and the rest by car. The ratio of the speed of the train to that of the cars is:

2 : 3

2 : 3

3 : 2

3 : 2

3 : 4

3 : 4

4 : 3

4 : 3

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Question 5

Time: 00:00:00
8 : 18 : : 24 : ?

38

38

32

32

44

44

43

43

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Question 6

Time: 00:00:00
An alloy of zinc and copper contains the metals in the ratio 5:3. The quantity of zinc to be added to 16 kg of the alloy so that the ratio of the metal may be 3:1 is:

2

2

4

4

8

8

3

3

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Question 7

Time: 00:00:00
Tea worth Rs. 126 per kg and Rs. 135 per kg are mixed with a third variety in the ratio 1:1:2. If the mixture is worth Rs. 153 per kg, the price of the third variety per kg will be:

Rs. 169.50

Rs. 169.50

Rs. 170

Rs. 170

Rs. 175.50

Rs. 175.50

Rs. 180

Rs. 180

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let there be x kg of mixture, 126x/4+135x/4+2x*cost/4=153x 261+2cost=612 2cost=351 cost=175.50

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Question 8

Time: 00:00:00
A container of production line solvent is mixed at 22% strength and another is mixed at 53% strength.to obtain 12 liters of a mixture that is 25% strength, how many liters should be used from the container that is mixed at 53% strength?

4 liters

4 liters

1 5/31 liters

1 5/31 liters

2 16/25 liters

2 16/25 liters

5 35/53 liters

5 35/53 liters

4/59 liters

4/59 liters

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Question 9

Time: 00:00:00
Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:

2:5

2:5

3:5

3:5

4:5

4:5

6:7

6:7

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