Question
Which two signs should be interchanged to make the
following equation correct? 38 ÷ 26 – 2 + 5 × 4 = 45Solution
38 ÷ 26 – 2 + 5 × 4 = 45 38 – 26 ÷ 2 + 5 × 4 = 45 38 – 13 + 5 × 4 = 45 38 – 13 + 20 = 45
Pipes 'X' and 'Y' together can fill a tank in 30 minutes, while Pipe 'X' alone can fill the tank in 50 minutes. Another pipe 'Z' can empty the fully fil...
Pipe E can fill a pool in 24 hours and pipe F in 48 hours. If both the pipes are opened in an empty pool, how much time will they take to fill it?
Tap P can fill a tank in 18 hours, while tap Q can do it in 9 hours. If taps P, Q, and R are opened at the same time, how long will it take to fill the ...
In how many minutes can the faster Tap alone fill the tank, if Tap P and Q, working together, can fill the tank in 45 minutes and Tap P is three times f...
Two pipes A and B can fill a tank in 24 min and 32 min respectively. If both the pipes are opened simultaneously, after how much time B should be closed...
Pipe ‘A’ can fill a 210-litre tank in 10.5 hours. If pipe ‘A’ is 25% more efficient than pipe ‘C’ whereas pipe ‘B’ is 50% more efficient...
Tap A is 100% more efficient than tap B. Both the taps together can fill the tank in 10 hours. Find the time taken by tap C, which is 25% more efficient...
Pipe A and Pipe B together can fill the tank in 25 hours. The capacity of the pipe A is 20% of the capacity of the pipe B. How much time will pipe B alo...
Pipe ‘A’ takes 50 hours to fill a tank. Pipe ‘B’ takes 100 hours to empty the same tank. If they are opened together, how long will it take to ...
A tank is filled by three pipes A, B, and C. Pipe A can fill the tank in 12 hours, pipe B in 16 hours, and pipe C can empty the tank in 8 hours. If all ...
Relevant for Exams:
