Q.9 & Q.10 - EXERCISE 13B - Objective Questions - Time and Work - CLASS 8 RS Aggarwal Maths

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Издатель
9. 3 men or 5 women can do a work in 12 days. How long will 6 men and 5 women take to do it?
(a) 6 days
(b) 5 days
(c) 4 days
(d) 3 days
10. A man can do a piece of work in 15 days. B is 50% more efficient than A. B can finish it in
(a) 10 days
(b) 7 1/2 days
(c) 12 days
(d) 10 1/2 days
R S Aggarwal Chapter 13 Time and Work Exercise 13B Class 8 Math Solutions
Категория
Разработка на iOS Язык программирования Objective-C
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