How long would it take you to count 1 billion orally if you could count 200 every minute and were given a day off every four years? Assume that you start counting on 1 January 2001.
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Qn #1889
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Qn #1862
Computer A takes 3 minutes per input.
Computer B takes 5 minutes per input.
Let C take x minutes per input.
Together A + B + C process:
14 inputs per hour = $\dfrac{14}{60}$ inputs per minute.
Qn #1777
If she hires one more assistant, what is the maximum number of Mayflower uniforms that she can complete in a day?
Qn #1776
On a particular day, Mrs. Thomes decided to complete 20 Little flower uniforms. How many Mayflower uniforms can she complete on that day?
Qn #1775
Directions for questions 83–85:
Mrs. Thomes received a large order for stitching school uniforms from Mayflower school and Little flower school. She has two cutters who will cut the fabric, five tailors who will do the stitching and two assistants to stitch the buttons and button holes. Each of these nine persons will work for exactly 10 hours a day. Each of the Mayflower uniforms requires 20 min for cutting the fabric, one hour for stitching, and 15 min for stitching buttons and button holes, whereas the Little flower uniform requires 30 min, 1 hour and 30 min respectively for these activities.
What is the number of Little flower uniforms that Mrs. Thomes can complete in a day?
What is the number of Little flower uniforms that Mrs. Thomes can complete in a day?
Qn #929
Two pipes A and B can fill the cistern in 37.5
minutes and 45 minutes respectively. Both pipes are
opened. The cistern will be filled in just half an hour,
if the B is turned off after
Qn #694
A can do a work in 10 days, B can do the same work in 20 days. After working for 4 days B left the job & C started working at the place of B, the remaining work was done by both A & C in 2 days. In how many days C alone can do the work?
Qn #509
If 1 man or 2 women can finish a job in 20 days, how may days will 3 men and
women take to finish the same job?
Qn #366
John can do a work in 4 days while Alex can do it in 3 days. They complete it together and earn ₹210. What is John's share?
Qn #249
Machines A and B produce 8000 clips in 4 and 6 hours respectively. If they work alternatively for 1 hour, A starting first, then 8000 clips will be produced in:
Qn #144
A can work twice as fast as B. A and C together can work three times as fast as B. If A, B and C complete a job in 30 days working together, in how many days can each of them complete the work.
Qn #120
49 pumps can empty a reservoir in 6.5 days, working 8 hours a day. If 196 pumps are used for 5 hours each day, then the same work will be completed in?
Qn #112
6 men and 8 women can complete a work in 10 days. 26 men and 48 women can finish the same work in 2 days. How many days are needed for 15 men and 20 women to do the same work?
Qn #10
Anish and Bala can do a work in 8 days, Bala and Cynthia can do the same work in 12 days. Anish, Bala and Cynthia together can finish it in 6 days. How many days Anish and Cynthia will together do it ?