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#### Direct and Inverse Proportion One Mark Questions

7th Standard EM

Reg.No. :
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Maths

Time : 00:30:00 Hrs
Total Marks : 15
5 x 1 = 5
1. If the cost of 3 books is Rs.90, then find the cost of 12 books.

(a)

Rs.300

(b)

Rs.320

(c)

Rs.360

(d)

Rs.400

2. If Mani buys 5kg of potatoes for Rs.75 then he can buy ______kg of potatoes for Rs.105.

(a)

6

(b)

7

(c)

8

(d)

5

3. 35 cycles were produced in 5 days by a company then______ cycles will be produced in 21 days

(a)

150

(b)

70

(c)

100

(d)

147

4. Suppose 3 kg. of sugar is used to prepare sweets for 50 members, then ____ kg. of sugar is required for 150 members.

(a)

9

(b)

10

(c)

15

(d)

6

5. 4 typists are employed to complete a work in 12 days. If two more typists are added, they will finish the same work in _______ days.

(a)

7

(b)

8

(c)

9

(d)

10

6. 5 x 1 = 5
7. A car travels 60 km with 3 liters of petrol. If the car has to cover the distance of 200 km, it requires _______ liters of petrol.

()

10 litres

8. If 7 m cloth costs 294, then the cost of 5 m of cloth is ______.

()

Rs.210

9. If a machine in a cool drinks factory fills 600 bottles in 5 hrs, then it will fill ______ bottles in 3 hours.

()

360

10. 16 taps can fill a petrol tank in 18 minutes. The time taken for 9 taps to fill the same tank will be _______ minutes.

()

32

11. If 40 workers can do a project work in 8 days, then_______ workers can do it in 4 days.

()

80

12. 5 x 1 = 5
13. Distance travelled by a bus and time taken are in direct proportion.

(a) True
(b) False
14. Expenditure of a family to number of members of the family are in direct proportion.

(a) True
(b) False
15. Number of students in a hostel and consumption of food are not in direct proportion.

(a) True
(b) False
16. If Mallika walks 1 km in 20 minutes, then she can cover 3 km in 1 hour.

(a) True
(b) False
17. If 12 men can dig a pond in 8 days, then 18 men can dig it in 6 days.

(a) True
(b) False