If 5 spiders can catch five flies in five minutes, how many flies can hundred spiders catch in 10 minutes? `100` b. `\ 500` c. `1000` d. `2000`

If 5 spiders can catch 5 flies in 5 minutes, how many flies can 100 spiders catch in 100 minutes ?

If 10 spiders can caths 10 flies in 10 min, the how many flies can 200 spiders catch in 200 min ?

Two pipes A and B can separately fill a cistern in 60 minutes and 75 minutes respectively. There is a third pipe in the bottom of the cistern to empty it. If all the three pipes are simultaneously opened then the cistern is full in 50 minutes. In how much time, the third pipe alone can empty the cistern? 90 m in b. 100 m in c. 110 m in d. 120 m in

Two pipes A and B can fill a tank in 100 minutes and 120 minutes respectively. Pipe C can alone empty the same tank in 200 minutes. If all three pipes are opened together, then in how many minutes will the tank be filled?

How many lakhs are there in one million? 100 (b) 10 (c) 1000 (d) None of these

How many five-digit numbers can be formed with the digits 5, 4, 3, 5, 3?