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Let speed of train is ‘x’ m/s and length of train is ‘l’ metres According to question; l = 16x And, l + 250 = 36x Or, 16x + 250 = 36x Or, 20x = 250 Or, x = 12.5 Speed of train = 12.5 × 18/5 = 45 km/h Distance travelled by train in 5 hours = 45 × 5 = 225 km Hence, option a.
Anand and Manav can collaboratively finish a task in {40/3} days, while Anand alone requires 24 days to complete the same task. Given that Prachi's effi...
A contractor undertook to make 20 km of roadway in 48 weeks. In 28 weeks, 8 km was completed by 120 men working 12 hours a day. The men then agreed to w...
P and Q can complete a work in 28 days and 42 days, respectively. P, Q and R together can complete the work in 14 days. If R get a total wage of Rs. 546...
A can complete a piece of work in 10 days. B in 15 days and C in 20 days. A and C worked together for two days and then A was replaced by B. In how many...
Some Category of workers can complete a decided project in 20 days. However, due to some unpredicted situation, 5 workers were absent. That’s why, the...
A group of 21 boys, each working 6 hours a day, complete a school project in 15 days. How many days will it take for 18 boys, wor...
Anil and Ashish receive Rs.1600 for work of 8 days. If Anil is 3 times efficient than Ashish, then find the daily wage received by Ashish.
Aman, Bishnu, and Chintu can each complete 20%, 25%, and 60% of the work in 4 days, 9 days, and 27 days, respectively. If all thr...
