Whole Numbers

Using distributive property, solve the following:
(а) 360 x 102
(b) 35 x 98

• 36072, 3030

• 36072, 3430

• 35072, 3230

• 36072, 3130

Find the product of the greatest 3-digit number and the smallest 2-digit number

• 9985

• 9970

• 9990

• 9980

Write the predecessor of the smallest 4-digit number

• 992

• 999

• 991

• 990

For n = 5, verify the given statement 10 x n + 1 = n1

• 50

• 49

• 51

• 52

Using the properties of whole numbers, find the value of the following in suitable way:
(a) 945 x 4 x 25
(b) 40 x 328 x 25

• 94500, 338000

• 9450, 328000

• 94500, 32800

• 94500, 328000

A dealer purchased 124 LED sets. If the cost of one set is ₹38,540, determine their total cost.

• 47,789,66

• 47,789,60

• 47,788,60

• 47,789,61

Ramesh buys 10 containers of juice from one shop and 18 containers of the same juice from another shop. If the capacity of each container is same and the cost of each of the container is ₹150, find the total money spend by Ramesh.

• 4202

• 4211

• 4200

• 4222

A housing complex built by DLF consists of 25 large buildings and 40 small buildings. Each large building has 15 floors with 4 apartments on each floor and each small building has 9 floors with 3 apartments on each floor. How many apartments are there in all?

• 2504

• 2589

• 2580

• 2581

A school principal places orders for 85 chairs and 25 tables with a dealer. Each chair cost ₹180 and each table cost ₹140. If the principal has given ₹2500 to the dealer as an advance money, then what amount to be given to the dealer now?

• 16000

• 16300

• 16600

• 16100

What are composite numbers? Can a composite number be odd? If yes, write the smallest odd composite number.

• 2

• 11

• 9

• 10