Question

In a rectangle the length is increased by 40% and the breadth is decreased by 40%. Then the area is:

• A. Increased by 16%
• B. Decreased by 16%
• C. Increased by 40%
• D. Decreased by 40%

Answer 1

Answer:

B. Decreased by 16%

Change = x+ y+ xy/100 = 40 - 40 - (40 x 40)/100 = -16