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To do a certain work, the ratio of the efficiencies of X and Y is 5:4. Working together, they can complete the same work in 10 days. Y alone starts the work and leaves after 5 days. The remaining work will be completed by X alone in:
किसी निश्चित कार्य को करने के लिए, X और Y की कार्य क्षमताओं का अनुपात 5: 4 है | एक साथ कार्य करते हुए वे इस कार्य को 10 दिनों में समाप्त कर सकते हैं | Y अकेले कार्य शुरू करता है और 5 दिनों के बाद छोड़ देता है | X अकेले शेष कार्य कितने दिनों में पूरा करेगा ?

A

14 days

B

12 days

C

15 days

D

10 days

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CHAMPION PUBLICATION-2018 TIER-II PAPER(5)-EXERCISE
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  3. To do a certain work, the ratio of the efficiencies of X and Y is 5:4....

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  4. The bisector of angle B in triangle ABC meets AC at D. If AB = 10 cm, ...

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  6. A circle is inscribed in a quadrilateral ABCD touching AB,BC, CD and A...

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  7. Places A and B are 396 km apart. Train X leaves from A for B and train...

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  8. If the curved surface area of a solid cylinder is one-third of its tot...

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  9. A sum amounts to Rs 14,395 at 9.25% p.a. simple interest in 5.4 years....

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  10. When an article is sold at its marked price, it gives a profit of 25%....

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  17. The graphs of the equations 2x+3y=11 and x-2y+12=0 intersects at P(x1,...

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