Page 36 - Math Skill - 5

34 Maths

Word Problems

Whenever you are encountered with a situation where one is given and many are required to
be ascertained it certainly involves the use of multiplication.

Let’s Attempt

Example: There are 656 pages in a encyclopedia. Find the number of pages in 186 such
encyclopedia.

Solution: 6 5 6

× 1 8 6 (100 + 80 + 6)
3 9 3 6 (656 × 6) So, there will be 122016
5 2 4 8 0 (656 × 80) pages in 186 encyclopedia
+ 6 5 6 0 0 (656 × 100)
1 2 2 0 1 6

Exercise 3.5

1. A furniture merchant bought 3728 tables for his showroom. If he paid ` 325 for each table,
what total amount was paid by the furniture merchant for buying the tables?

2. There are 2278 schools in a state. If average number of students in a school is 1250, find the
total number of students studying in the schools of the state.

3. Find the product of the largest 4-digits number and the largest 3-digits number.
4. A factory has 375 employees. Each employee is paid ` 3750 as monthly salary. What total
amount is to be paid to the employees as salary at the end of a month?

5. A factory produces 7125 lamps during a week. Find the total number of lamps produced
in 5 years (1 year has 52 weeks).
6. Find the product of the greatest 4-digits number and 333.

7. An owner of wheat godown purchased 21695 quintals of wheat at the rate of ` 526 per
quintal. Find the total cost of the wheat purchased.

8. A factory manufactured 375 bikes during a week. If one bike is sold for ` 33725. What
amount of money did the owner get after selling the bikes manufactured during the week?

Division

“Division is an inverse process of multiplication”.
We have learnt division of a 4-digit number by 2-digit number in previous class. Let us learn
how to divide large numbers by a 2-digit or a 3-digit number.

Relationship among various division terms
Dividend = Quotient × Divisor + Remainder