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Numerical Inequalities · Question 9 of 79

Question 9

MediumOriginal question

Assertion (A): If $-2x > 6$ , then $x < -3$ .
Reason (R): Dividing both sides of an inequality by a negative number reverses its direction.

Both A and R are true, and R is the correct explanation of A.Correct answerYour answerBoth A and R are true, but R is not the correct explanation of A.Correct answerYour answerA is true, but R is false.Correct answerYour answerA is false, but R is true.Correct answerYour answer

Show the answer and explanation

CorrectNot quiteAnswer A

Correct answer: A

Dividing by $-2$ turns $>$ into $<$ : $x < \frac{6}{-2} = -3$ . A is true.
R is the rule used, so R explains A.

Concept: Dividing by a negative number
Typical timeTypical: 90 s
Your timeYours: —

The rule this testsThe laws of inequality

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