RS Aggarwal Vikash Aggarwal Class 3 Activity Book Composite Mathematics Activity Sheet 39 Solution

Activity Sheet – 39

Solve the following word problems:

(1) There are 28 classes in a school. If there are 24 students in each class, find the total strength of the school.

Solution: Total strength of the school = 28 × 24 = 672 students.

(2) There are 144 balloons in one packet. Find the number of balloons in 25 packets.

Solution: The total number of balloons = 144 × 25 = 3600 balloons.

(3) A school canteen uses 19 litres of milk daily. How many litres of milk will it use in 175 days?

Solution: The required milk = 175 × 19 = 3325 litres.

(4) The cost of a shirt is Rs 268. What is the cost of 36 such shirts?

Solution: The required cost = Rs (268 × 36) = Rs 9648

(5) A chain contains 127 beads. How many beads will be needed to produce 37 such chains?

Solution: The number of beads = 127 × 37 = 4699 beads.

(6) A man earns Rs 265 per day. How much does he earn in two weeks?

Solution: Earns of the man in two weeks = Rs (265 × 14) = Rs 3710.

(7) A bag of wheat weighs 106 kg. What is the weight of 89 such bags?

Solution: The required weight of bags = 106 × 89 = 9434 kg.

(8) There are 24 hours in a day. How many hours are there in 365 days?

Solution: The required hours in 365 days = 365 × 24 = 8760 hours.

(9) There are 16 bananas in a bunch. Each basket contains 12 bunches of bananas. How many bananas will be there in 25 such baskets?

Solution: The number of bananas in 12 bunches = 16 × 12 = 192 bananas

The required bananas in 25 baskets = 192 × 25 = 4800 bananas.

(10) There are 17 sections in a school. Each section has 45 students. Each student pays Rs 8 for a charity show. How much amount has been collected for the show?

Solution: The number of students in 17 sections = 45 × 17 = 765 students

The collected amount of the show = Rs (765 × 8) = Rs 6120.