6 men can complete a piece of work in 12 days. 8 women can complete the same piece of work in 18 days whereas 18 children can complete the piece of work in 10 days. 4 men, 12 women and 20 children work together for 2 days. If only men were to complete the remaining work 1 day how many men would be required totally?

Created: 3 months ago | Updated: 3 months ago

Job Solution Joint Recruitment Test Joint Recruitment for 4 Banks || Officer (General) (21-06-2019) || 2019 গণিত

$1 m a n ` s 1 d a y w o r k = \frac{1}{6 \times 12} = \frac{1}{72} p a r t ∴ 1 w o m a n 1 d a y w o r k = \frac{1}{8 \times 18} = \frac{1}{144} p a r t ∴ 1 c h i l d 1 d a y w o r k = \frac{1}{18 \times 10} = \frac{1}{180} p a r t n o w, 4 m e n, 12 w o m e n a n d 20 c h i l d r e n c a n d o i n 2 d a y s = 2 (\frac{4}{72} + \frac{12}{144} + \frac{20}{180}) = \frac{8}{72} + \frac{24}{144} + \frac{40}{180} = \frac{1}{9} + \frac{1}{6} + \frac{1}{9} = \frac{9}{18} = \frac{1}{2} p a r t ∴ R e m a i n i n g w o r k = 1 - \frac{1}{2} = \frac{1}{2} p a r t N o w, \frac{1}{72} p a r t o f w o r k i s d o n e i n 1 d a y b y = 1 m a n ∴ \frac{1}{2} p a r t o f w o r k i s d o n e i n 1 d a y b y = \frac{72 \times 1}{2 \times 1} = 36 m e n a n s w e r : 36 m e n .$

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Three partners shared the profit in a business in the ratio 5 : 7 : 8. They had partnered for 14 months, 8 months and 7 months respectively. What was the ratio of their investments?

Created: 3 months ago | Updated: 3 months ago

Job Solution Joint Recruitment Test Joint Recruitment for 8 Banks || Senior Officer (05-06-2019) || 2019 গণিত

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Two pipes A and B can fill a tank in 20 hours and 30 hours respectively. Both the pipes are opened to fill the tank but when the tank is $\frac{1}{3}$ full, a leak develops in the tank through which $\frac{1}{3}$ water supplied by both the pipes goes out. How much time will the tank take to be full?

Created: 3 months ago | Updated: 3 months ago

Job Solution Joint Recruitment Test Joint Recruitment for 8 Banks || Senior Officer (05-06-2019) || 2019 গণিত

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A finance company declares that, at a certain compound interest rate, a sum of money deposited by anyone will become 8 times in 3 years. If the same amount is deposited at the same compound rate of interest, then in how many years will it become 16 times?

Created: 3 months ago | Updated: 3 months ago

Job Solution Joint Recruitment Test Joint Recruitment for 8 Banks || Senior Officer (05-06-2019) || 2019 গণিত

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An engineer undertake a project to build a road 15km long in 300 days and employs 45 men for the purpose. After 100 days, he finds 2.5km of the road has been completed. Find the number of extra men he must employ to finish the work in time.

Created: 3 months ago | Updated: 3 months ago

Job Solution Joint Recruitment Test Joint Recruitment for 8 Banks || Senior Officer (05-06-2019) || 2019 গণিত

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A bucket contains a mixture of two liquids A and B in the proportion 7 : 5. If 9 liters of mixture is replaced by 9 liters of liquid B, then the ratio of the two liquids becomes 7 : 9. How much of the liquid A was there in the bucket?

Created: 3 months ago | Updated: 3 months ago

Job Solution Joint Recruitment Test Joint Recruitment for 8 Banks || Senior Officer (05-06-2019) || 2019 গণিত

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Related Questions

Three partners shared the profit in a business in the ratio 5 : 7 : 8. They had partnered for 14 months, 8 months and 7 months respectively. What was the ratio of their investments?

Two pipes A and B can fill a tank in 20 hours and 30 hours respectively. Both the pipes are opened to fill the tank but when the tank is 13 full, a leak develops in the tank through which 13 water supplied by both the pipes goes out. How much time will the tank take to be full?

A finance company declares that, at a certain compound interest rate, a sum of money deposited by anyone will become 8 times in 3 years. If the same amount is deposited at the same compound rate of interest, then in how many years will it become 16 times?

An engineer undertake a project to build a road 15km long in 300 days and employs 45 men for the purpose. After 100 days, he finds 2.5km of the road has been completed. Find the number of extra men he must employ to finish the work in time.

A bucket contains a mixture of two liquids A and B in the proportion 7 : 5. If 9 liters of mixture is replaced by 9 liters of liquid B, then the ratio of the two liquids becomes 7 : 9. How much of the liquid A was there in the bucket?