E-GMAT
Ogel Limited sells toys and books only. Its revenues from toys sales in 2015 were up 12% from 2014 and revenues from books sales in 2015 were down by 17% from 2014. If the total revenues from toys sales and books sales in 2015 were down by 2% from 2014, what is the ratio of revenue from toys sales in 2014 to revenue from books sales in 2014?
A. 2: 17
B. 12: 17
C. 9: 11
D. 13: 14
E. 15: 14
OA E
Ogel Limited sells toys and books only. Its revenues from toys sales in 2015 were up 12% from 2014 and revenues from...
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Solution:AAPL wrote: ↑Sat Apr 17, 2021 4:50 pmE-GMAT
Ogel Limited sells toys and books only. Its revenues from toys sales in 2015 were up 12% from 2014 and revenues from books sales in 2015 were down by 17% from 2014. If the total revenues from toys sales and books sales in 2015 were down by 2% from 2014, what is the ratio of revenue from toys sales in 2014 to revenue from books sales in 2014?
A. 2: 17
B. 12: 17
C. 9: 11
D. 13: 14
E. 15: 14
OA E
We can let t and b be the revenue from toys and books, respectively, in 2014, and create the equation (notice that we need to determine the value of t/b):
1.12t + 0.83b = 0.98(t + b)
1.12t + 0.83b = 0.98t + 0.98b
0.14t = 0.15b
t/b = 0.15/0.14 = 15/14
Answer: E
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