the price of a certain stock was d dollars on January 1, 2003. the price decreased by 20% in January, increased by 40% in February, deceased by 25% in March, and increased by 25% in April. in terms of d, what was the price of the stock at the end of April?
a. 0.80d
b. 0.84d
c. 1.05d
d. 1.12d
e. 1.20d

Question

the price of a certain stock was d dollars on January 1, 2003. the price decreased by 20% in January, increased by 40% in February, deceased by 25% in March, and increased by 25% in April. in terms of d, what was the price of the stock at the end of April?
a. 0.80d
b. 0.84d
c. 1.05d
d. 1.12d
e. 1.20d

tkhunny · Answer

Decrease, Increase, Decrease, Increase
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20, 40, 25, 25
(1 - 0.20)(1 + 0.40)(1 - 0.25)(1 + 0.25)

Multiply away!