Example: 1a

A rectangle is 15.3 inches long and 4.2 inches wide. Find the area of the rectangle.

[Hint:]Area of rectangle = length * breadth
Length of a rectangle = 15.3 inches
Breadth of a rectangle = 4.2 inches
Area of a rectangle = \$15.3 \times 4.2\$
= 64.26 inches

Explanation: In the above problem, Length of a rectangle is 15.3 inches Breadth of a rectangle is 4.2 inches and Area of a rectangle is 64.26 inches .
[Hint:]Area of rectangle = length * breadth

Example: 2a

Sam earns $75.45 per month. Find out his annual income.

Number of months in a year = 12
Sam earns $75.45 per month.
Annual income for Sam = \$12 \times $75.45\$ = $905.4.

Explanation: In the above problem,Number of months in a year is 12, Sam earns $75.45 per month. Annual income for Sam is $905.4.

Example: 3a

What is the product of 11.9 and 8.52 ?

Multiplicand number = 11.9
Multiplier number = 8.52
The product of two number = \$11.9 \times 8.52\$ = 101.388

Explanation: In the above problem,Multiplicand number is 11.9, Multiplier number is 8.52 and the product of two number is 101.388