Free Practice Question
PS · Problem Solving
sub-505
Inequalities
If y = 12x – 17, then the least integer x for which y is greater than 100 is
Answer Choices
Correct answer marked belowA
7
B
8
C
9
10
Correct
E
11
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Explanation
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Comments
1
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M
MadhavSep 27
quick one. just test the answer choices starting from the smallest, takes like 10 seconds.
K
KamranSep 29
this is the move on these easy ones, no need to do algebra just plug in 7,8,9...
What this question tests
What it tests
Your ability to solve and combine linear inequalities and reason about ranges of values.
Common trap
Failing to flip the inequality sign when multiplying or dividing by a negative, or missing an inclusive/exclusive endpoint.
Details
Difficulty
sub-505
Type
PS
Category