70 persons can complete a piece of work in 40 days when they work 9 hrs daily. How many days required for 90 men if they work 8 hrs daily?
Mother was three times the age of her daughter five years ago. After five years, mother will be twice as old as her daughter. How old is the daughter today?
A person’s present age is two-fifth of the age of his mother. After 8 years, he will be one-half, of the age of his mother. How old is the mother at present?
If I walk at 4 km an hour from my house, I miss the bus by 7 minutes and if I walk at 6 km an hour, I reach the bus-stop 8 minutes too early. How far is the bus-stop?
A person crosses a 750m long street in 5 minutes. What is his speed in km/h.
90 persons can complete a piece of work in 50 days. How many days required for 150 men to complete the twice work?
If 10% of x is subtracted from y it becomes 60% of y then x is what percent more than y?
A train crosses a 300m platform in 30 sec and a 500 m long bridge in 45 sec then what is speed of train?
In a group, number of males is 4 times of that of females. Which of the following numbers can’t express the number of members of the group?
A wall is built with 254 bricks. A builder has to built 88 such walls. He has 20,100 bricks and has ordered for 500 more bricks. How many bricks still be required?