Question

The cost of a barrel of beans, b, fluctuates (changes) by 17% in both

directions during a three-month period.

Match the verbal description of the high cost of a barrel of beans with all equivalent expressions for b is increased by 17%.

A. b + 0.17b
B. b - 0.17b
C. b - 1.17b
D. -0.17b
E. 0.83b
F. 1.17b

Answer 1

• b increased by 17% =
• b + 17% of b =
• b + 0.17b =
• 1.17b

Correct ones A and F

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• b decreased by 17% =
• b - 17% of b =
• b - 0.17b =
• 0.83b

Correct ones H and K