# Direct and Inverse Proportion Worksheets for Class 8

Download free pdf of Direct and Inverse Proportion Worksheets for Class 8. Students can easily get all the Class 8 Maths Worksheets and Exercises in Free Printable ( PDF Format) as per the latest syllabus and examination pattern in CBSE and NCERT pattern. Below you will find all the Direct and Inverse Proportion related sums that are asked in 8th Grade Mathematics Exams Across Indian Schools.

## Direct and Inverse Proportion Worksheets for Class 8 in PDF Format

### Class 8 Direct and Inverse Proportion Practice Worksheet

Q.1 If x and y varies inversely as each other and x=2 when y=40. Find x when x=20.
(a) 40
(b) 16
(c) 4
(d) none of these

Q.2 If x and y varies inversely as each other and x=8 when y=10. Find y when x=5.
(a) 40
(b) 16
(c) 4
(d) none of these

Q.3 If a and b varies inversely as each other and a=16 when b=4.Find b when a=32.
(a) 2
(b) 8
(c) 4
(d) none of these

Q.4 If a and b varies inversely as each other and a=16 when b=4. Find b when a=8.
(a) 2
(b) 8
(c) 4
(d) none of these

Q.5 If x and y varies directly as each other and x=4 when y=16. Find y when x=9.
(a) 48
(b) 36
(c) 4
(d) none of these

Q.6 If x and y varies directly as each other and x=4 when y=16. Find y when x=12.
(a) 48
(b) 36
(c) 4
(d) none of these

Q.7 If x and y varies directly as each other and x=4 when y=16. Find y when x=1.
(a) 48
(b) 36
(c) 4
(d) none of these

Q.8 If x and y varies directly as each other and x=4 when y=16. Find y when x=3.
(a) 48
(b) 36
(c) 4
(d) none of these

Q.9 If 36 men can do a piece of work in 25 days, in how many days will 15 men do it?
(a) 60 days
(b) 75 days
(c) 50 days
(d) none of these

Q.10 A work force of 50 men with a contractor an finish a piece of work in 5 months. In how many months the same work can be completed by 125 men?
(a) 2
(b) 8
(c) 4
(d) none of these

Q.11 A worker is paid Rs. 200 for 8 days work. If his total income of the month is Rs. 875, for how many days did he work?

Q.12 If 52 men can do piece of work in 35days, in how many days 28 men will do it?

Q.13 If 56 men can do a piece of work in 42 days. How many men will do it in 14days?

Q.14 1200 men can finish a stock of food in 35 days. How many more men should join them so that the same stock may last for 25 days?

Q.15 In a hostel of 50 girls there are food provisions for 40 days. If 30 more girls join the hostel, how long will these provisions last?

Q.16 A group of 3 friends staying together consume 54kg of wheat every month. Some more friends join this group and they find that the same amount of wheat lasts for 18 days. How many new members are there in this group now?

Q.16 55 cows can graze a field in 16 days. How many cows will graze the same field in 10 days?

Q.17 Seema weaves 25 baskets in 35 days. In how many days will she weave 110 baskets?

Q.18 Three spraying machines working together can finish painting a house in 60 minutes. How long will it take for 5 machines of the same capacity to do the same job?