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Section 4 Q7
7. If x≠0, 2x =5y, and 3z =7x, what is the ratio of z to y?
(A) 2 to 21
(B) 3 to 5
(C) 14 to 15
(D) 6 to 5
(E) 35 to 6
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2 comments:
PS Blogger
February 9, 2010 at 3:35 AM
Answer is E
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Anonymous
February 9, 2010 at 4:04 AM
Y = 2X/5
Z = 7X/3
then
Z/Y = (7/3)/(2/5)= 35/6
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Answer is E
ReplyDeleteY = 2X/5
ReplyDeleteZ = 7X/3
then
Z/Y = (7/3)/(2/5)= 35/6