A) 440
B) 640
C) 680
D) 480
Correct Answer: D
Solution :
(d): Let nos. be 3x and 4x. According to statement, \[\frac{15}{100}\times 4x+53=\frac{25}{100}\times 3x+29\] \[\Rightarrow 53-29=\frac{15}{100}x\]. \[\Rightarrow 24=\frac{15}{100}x\] \[\Rightarrow \frac{\cancel{24}\times 100}{\cancel{15}}=160\] \[3x=480.\]You need to login to perform this action.
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