MCQ
If 6 workers can complete 9 identical job in 3 days, how long (in days) will it take 4 workers to complete 10 such jobs?
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MCQ
An empty pool is being filled with water at a constant rate. It takes 9 hours to fill 3/5 th of the pool. How much more time ...
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MCQ
A mechanic repairs 4 cars in 5/3 hours. How many cars can he repair in 50 minutes?
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MCQ
A cake is put in the oven at 7.20 am. If the cake takes three quarters of an hour to bake, at what time should it be taken ou...
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A laborer is paid Tk.20 per hour for an 8-hour day. If he works overtime (above 8 hours) in a single day, he is paid 1.5 time...
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MCQ
If a worker can packs 1/6 of a carton of canned food in 15 minutes and there are 40 workers in a factory, how many cartons sh...
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A contractor employs 60 person for doing a job in 80 days. After 20 days it was found that only one-fifth of work was finishe...
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A man works twice as much as his assistant. The man can finish the job in 12 days. Find the number of days in which the man a...
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A, B and C started a job which they can complete in 2 days. B can do the job in 5 days and C can do it in 4 days. After worki...
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MCQ
If a woman is paid Tk.m per hour every hour she works up to 8 hours and is paid double for every hour she workes after 8 hour...
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MCQ
If 18 identical machines required 40 days to complete a job, how many fewer days would have been required to do the job if 6 ...
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Rumi and Rony can finish a task working together in 12 days. If Rony alone can finish that in 20 days, how many days will Rum...
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20 men can finish a work in 30 days. After how many days should 5 men leave the work so that the work may be finished in 35 d...
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If 8 men can do a job in 12 days, what is the percentage increase in the number of days required to do the job when 2 men are...
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If ‘x’ men can do a work in 8 days and ‘x + 4’ men can do it in 6 days, what is the value of ‘x’?
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K produces 100 parts twice as fast as G does. G produces 100 parts in 40 minutes. If each produces parts at a constant rate, ...
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A machine produces 1000 units of plastic chair per hour. Working continuously at this rate how many plastic chair will this m...
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Faruk can complete a task in 20 days. He gets 2 assistants- each of whome can work as fast as he does. If all of them work to...
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Mr. X can finish a work in 6 days and Mr. Y can finish the same work in 8 days. How long will it take to finish the work toge...
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If 15 women working at the same rate can produce 25 dolls in an hour, how many dolls would 20 women make in 45 minutes?
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MCQ
Some persons can do a pice of work in 12 days. Two times the number of such persons will do half of that work in:
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MCQ
A clock slows down one minute every 24 hours. How long will it take to slow down by one hour?
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A and B together can paint a wall in 3 days. A can do it alone in 5 days. How many days would it take B to do this job alone?
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If a car can drive 25 km on two litters of octen, how many litters will be needed for a trip of 150 km?
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