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Q1. If 15 toys cost Rs. 237, then what is the cost of 45 toys?

• Rs. 511
• Rs. 711
• Rs. 834
• Rs. 911

Solution

Q2. If two quantities are in direct proportion then the ______of their respective values is constant.

• Ratio
• Sum
• Product
• Difference

Solution

Ratio

Q3. Two numbers which are indirectly proportional have their ____________ constant.

• Sum
• Difference
• Product
• Ratio

Solution

Product

Q4. A car can travel 60 km in 4 litres of petrol, it can cover ___________ Km with 6 litres of petrol, given that its speed remains constant in both the cases.

• 75
• 60
• 96
• 90

Solution

Let the car travels x km with 6 litres of petrol. Thus, from the given data

Q5. If 5 persons can do a work in 10 days, then 10 people can complete the same amount of work in ____days.

• 4
• 5
• 15
• 20

Solution

Here, 5 x 10 = 10 x Number of days Therefore, number of days = 5

Q6. Janhavi types 480 words in 15 minutes. How many words would she type in 5 minutes?

• 140
• 150
• 160
• 170

Solution

words

Q7. If 12, 54, 42 and d are in direct proportion then d is _____________.

• 189
• 192
• 180
• 144

Solution

Q8. Anuradha had some chocolates. She ate 3 of them per day, and after 20 days, she had none left to eat. Now she wished that she had saved them for 30 days. How many chocolates should she eat per day? 

• 1
• 2
• 3
• None

Solution

3 × 20 = 30 × x 

Q9. A train is running at a uniform speed of 80 kmph, how far it would travel in 1 hour 36 minutes.

• 100 km
• 120 km
• 128 km
• 144 km

Solution

Q10. 4 machines can produce certain number of chocolates in 5 hours. How long will it take for 10 machines to produce same number of chocolates?

• 4 hours
• 3 hours
• 6 hours
• 2 hours

Solution

Q11. If 4x = 40 then 3x =

• 20
• 10
• 30
• 45

Solution

4x = 40 gives x = 10 Then 3x = 30.

Q12. The scale of a map is reduced to 1:400000. If the distance between two points present on the map is 5 cm, then what is the actual distance between the two points?

• 10 km
• 15 km
• 02 km
• 20 km

Solution

Q13. A contractor estimated that 5 men would require 14 days to repair a house. How long will it take for 7 men to repair the same house?

• 12 days
• 10 days
• 15 days
• 19.6 days

Solution

If the number of workers is increased, it would take less number of days to finish off the same task. y : 14 : : 5 : 7 Hence it would take 10 days to repair the house.

Q14. If every 15 parts of the mixture of milk and water contains 11 parts of milk, then 60 parts of milk and water will have __________ parts of milk.

• 44
• 55
• 60
• 45

Solution

Q15. A battalion of 400 soldiers has provision for 28 days. After 8 days they are joined by 100 more soldiers, how long will the provision last now?

• 12.0 days
• 22.4 days
• 16.0 days
• 19.2 days

Solution

Q16. x 3 6 y 4 a   If x and y are inversely proportional then find the value of a.

• 4
• 1
• 3
• 2

Solution

Here, 6 x a = 3 x 4 Therefore, a = 2.

Q17. If 14 kg of bananas cost Rs 441, then the cost of 22 kg bananas will be:

• Rs 752
• Rs 693
• Rs 842
• Rs 947

Solution

Q18. The cost of 97 metre of cloth is Rs 242.50. What length of this can be purchased for Rs 302.50?

• 111 metre
• 135 metre
• 128 metre
• 121 metre

Solution

Q19. If 24 men can do a piece of work in 28 hours, in how many hours will 16 men do it?

• 60 hours
• 72 hours
• 56 hours
• 42 hours

Solution

Q20. If 24 men can do a piece of work in 28 hours, in how many hours will 16 men do it?

• 60 hours
• 72 hours
• 56 hours
• 42 hours