Quantitative MCQs paper 3

Q.  Elena purchased brand X pens for $4.00 a piece and brand Y pens for $2.80 a piece. If Elena purchased a total of 12 of these pens for $42.00, how many brand X pens did she purchase?

a. 4
b. 5
c. 6
d. 7
e. 8


ANSWER: See Answer
 
No explanation is available for this question!
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