The surface area of water in a swimming pool forms a rectangle with length 30m and breadth 12m. The depth of water increases uniformly from 1.4m to 2.6m at the other end. The volume (in m³) of water in the pool is
Volume of water in the pool = 30 × 12 × ((1.4+2.6)/2) = 720 m³
How much time will Bus A take to cross Bus B (from the moment they meet) running in opposite directions (towards each other)?
Statement I: The r...
The earnings of 'Akash' and 'Bittu' are in the ratio 3:7, respectively. Determine the savings of 'Bittu', considering that his expenses equal 'Akash's i...
What is the principal?
I. The simple interest obtained on the principal after 2 years at 16% rate of interest is Rs 140.8 less than the compound ...
The difference between the two digits of a two – digit number is 6. What is the number?
I. The digit at unit place is bigger than the ten&r...
How many boys are there in the class?
I. The number of girls is 30% of the number of boys.
II. The ratio of the number of boys to that of girls is 3:5.
What is the length of a wooden board of width 6 metres and thickness one-third of the width?
I. Surface area of the board is 152 m².
II. ...
In how much time will a train running with a speed of 72 km/hr cross the second train?
Statement I: The length of the two trains is 80 metres ...
What is the speed of man in still water?
Statement I : The speed of man in still water is twice the speed of the stream.
Statement II ...
What is the value of a two digit number?
Statement I: The sum of the digits of the number is 9.
Statement II: The digit at the tens...