Free Practice Question
PS · Problem Solving
505-555
Percentages
Kim has 40 percent more money than Sal and Sal has 20 percent less money than Phil. If Sal and Phil have a combined total of $1.80, how much money does Kim have?
Answer Choices
Correct answer marked belowA
$1.00
B
$1.002
$1.12
Correct
D
$1.32
E
$1.40
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What it tests
Your ability to compute percentage change, percentage of a whole, and to work backwards from a final value.
Common trap
Treating successive percentage changes as additive — a 10% rise then a 10% fall is not back to the start.
Details
Difficulty
505-555
Type
PS
Category