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Only option (3) doesn’t contain any even number.
Four lights blink at intervals of 18 seconds, 24 seconds, 36 seconds, and 48 seconds respectively. How many times will all the lights blink together in ...
Akhil and Nikhil together can complete a work in 5 days while Nikhil alone takes 10 days to complete 40% of the work. If the efficiency of Sachin is 25%...
P, Q, R and S can do a piece of work in 20 days. If P and Q together can do it in 50 days, and R alone in 60 days, then in how many days can S alone do it?
A pipe can fill a tank in 12 hours, while a second pipe can empty it in 18 hours. If both pipes are opened at the same time, how long will it take to fi...
A and B together, B and C together and A and C together can complete a piece of work in 80 days, 60 days and 70 days respectively. Find the ratio of the...
X and Y can complete a work in 12 days and 10 days respectively. With the help of Z, X and Y together can complete the work in 5 days for a total salary...
A and B together can complete a work in 15 days, while B and C together can complete the same work in 20 days. If A, B, and C together can complete the ...
‘A’ can do a piece of work in 15 days. ‘B’ can do 70% of the same work in 20 days. If they work together for the entire time and...
x men can finish a work in y days. 0.9x women can finish 1/3rd of the same work in (y - 8) days. If 0.8x women can complete 1/3rd work in 36 days. Find ...
A can do a work in 16 days and B can do the same work in 12 days. How long will it take for A and B to complete the work if they work together?