Question

if a small garden plot measures 4 feet by 6 feet and is scaled up by a factor of 2.5, what are the new dimensions?
a. 12 feet by 18 feet
b. 8 feet by 12 feet
c. 16 feet by 24 feet
d. 10 feet by 15 feet

Explanation:

Step1: Calculate new length

Multiply original length by scale - factor.
$4\times2.5 = 10$ (feet)

Step2: Calculate new width

Multiply original width by scale - factor.
$6\times2.5 = 15$ (feet)

Answer:

D. 10 feet by 15 feet