## Minimum time required to complete a work by N persons together

Given the no. of working hours of N people individually to complete a certain piece of work. The task is to find the number of… Read More »

Given the no. of working hours of N people individually to complete a certain piece of work. The task is to find the number of… Read More »

If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same… Read More »

Two friends A and B take a job for Rs. 10000. Had they worked alone, A would have taken 20 days while B would have… Read More »

Two friends A and B were hired to paint a room. A alone can paint the room in 10 days and is twice as efficient… Read More »

32 Bakers working 6 hours a day can make 400 cakes in 25 days. If 30 such bakers are given a contract to make 300… Read More »

10 men working 9 hours a day can complete a work in 24 days. How much time will it take to complete the work if… Read More »

600 men can make a road in 500 days. They start working together but after every hundred days, 50 men leave the work. Find the… Read More »

3 men and 4 women can complete a work in 10 days by working 12 hours a day. 13 men and 24 women can do… Read More »

A stadium was to be built in 1500 days. The contractor employed 200 men, 300 women and 750 robotic machines. After 600 days, 75% of… Read More »

6 men and 10 women were employed to make a road 360 km long. They were able to make 150 kilometres of road in 15… Read More »

A person employed a group of 20 men for a construction job. These 20 men working 8 hours a day can complete the job in… Read More »

Three friends A, B and C are employed to make pastries in a bakery. Working individually, they can make 60, 30 and 40 pastries respectively… Read More »

A alone and B alone can do a work in respectively 18 and 8 days more than both working together. Find the number of days… Read More »

Three people A, B and C working individually can finish a job in 10, 12 and 20 days respectively. They decided to work together but… Read More »

A and B took a job to be completed in 20 days. They started working together and after 12 days, C joined them and the… Read More »