Question

A scale drawing for the floor of a rectangular office shows the floor to be 33 feet long and 24 feet wide. The business wants to increase the length

of the floor by 30%. The builder recreates the scale drawing to show this change. If the scale drawing shows that 1 centimeter=6 feet, then what
is the length of the floor on the new scale drawing?
1.65 cm
0
4.90 cm
0
o 7.15 cm
10.50 cm
I NEED HELP ASAP
​

Answer 1

(C) 7.15 cm

Explanation:

The floor's dimension is given as: 33 feet long and 24 feet wide.

If the length is increased by 30%

New Length =130% of 33 =1.3X33 = 42.9 feet

On the scale drawing:

1 centimeter=6 feet

x centimeter=42.9 feet

Cross Multiply

6x=42.9

x=42.9/6=7.15 cm.

The length of the floor on the new scale drawing is 7.15cm.

The correct option is C