If 1 : x = 5 : 8, then x is equal to:
Which is the smallest fraction among the given options?
A number is doubled and 6 is added. If the resultant is then doubled, it becomes 72. What is the original number?
8 persons can build a wall 140m long in 42 days. In how many days can 30 persons complete a similar wall 100 m long?
If a clock strikes once at 1 o'clock, twice at 2 o'clock, thrice at 3 o'clock, and so on, what is the total number of strikings in a day?
If SKY is called SEA, SEA is called WATER, WATER is called AIR, AIR is called CLOUD, and CLOUD is called RIVER, then what do we drink when thirsty?
The population of a town is 45,000; 5/9th of them are males and the rest are females. 40% of the males are married. What is the percentage of married females?
The speed of the boat downstream is 3 times the speed when it travels upstream. What is the speed of the current as a percentage of the speed of the boat in still water?
A man works twice as fast as a woman. A woman works twice as fast as a child. If 16 men can complete a job in 12 days, then how many days would be required for 28 women and 56 children together to complete the same job?
Two pipes A and B can fill an empty tank in 40 minutes and 60 minutes respectively. If both pipes are opened simultaneously, after how much time should pipe A be closed so that the tank is filled in 36 minutes?