Question

The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?
A.25% increase
B.50% increase
C.50% decrease
D.75% decrease

Answer 1

Answer:

B

Step-by-step explanation:

say initial length and breadth were x and y.

total area=xy

Nox, L=x/2

B=3y

Area=3xy/2

Initial area xy, increment=xy/2

Percentage change={(xy/2)/(xy)}X100%

=50% increase

Answer 2

area is increase by 50%.....