Railways
Sample Paper
RRB (Group D) Sample Test Paper-3
question_answer
A merchant has 1000 kg sugar, part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole. The quantity sold at 8% profit is:
A) 600 kg
B) 640 kg
C) 400 kg
D) 560 kg
Correct Answer:
C
Solution :
By rule of allegation So ratio of 1st and 2nd part=4 : 6 =2 : 3 Quantity of 1st kind\[=\frac{2}{5}\times 1000=400\,\,kg\]