1

Problem

The TV remote measures 15cm in length and 4cm in width. What is its area of remote?

2

Formula

Area of a rectangle l x w.

3

Step

Length of a rectangle is

15 cm

4

Step

Width of a rectangle is

4 cm

5

Step

Area of rectangle

l x w

6

Step

Simplification

15 x 4

7

Step

Simplification

60

8

Solution

Then the area of a rectangle is 60 cm.

9

Sumup

Please summarize steps

Choices

10

Choice-A

This is not correct because it does not match the correct calculation for the area of the rectangle

Wrong 48 sq.cm

11

Choice-B

This is correct because it does match the correct calculation for the area of the rectangle

Correct 60 sq.cm

12

Choice-C

This is not correct because it does not match the correct calculation for the area of the rectangle

Wrong 64 sq.cm

13

Choice-D

This is not correct because it does not match the correct calculation for the area of the rectangle

Wrong 65 sq.cm

14

Answer

Option

B

15

Sumup

Please summarize choices