The value of d is increased 50%, then decreased 50%.

The value of d is increased 50%, then decreased 50%.

Compared to its original value, the value of d is now:
A . 25% smaller.
B . 25% larger.
C . 50% smaller.
D . 50% larger.
E . the same.

View Answer

Answer: A

Explanation:

To increase d by 50%, multiply d by 1.5: d = 1.5d. To find 50% of 1.5d, multiply 1.5d by 0.5: 1.5d × 0.5 = 0.75d. Compared to its original value, d is now 75% of what it was. The value of d is now 25% smaller.