What was the amount of money donated to a certain charity?
(1) Of the amount donated, 40 percent came from corporate donations.
(2) Of the amount donated, $1.5 million came from noncorporate donations.
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if 40% is corporate then 60% is noncorporate, and 1.5M is that 60%. pretty straightforward for a sub-505
What it tests
Your fluency with the order of operations, fractions, decimals, and basic number sense — the foundation every quant question leans on.
Common trap
Applying the order of operations out of sequence or rounding intermediate values before the final step.