For the following questions answer them individually
What is the value of $$25 \times 7 \div 175 - 196 \div14 \times 2 + 625 + 25 \times 3$$?
How much time will it take for an amount of Rs.450 to yield Rs.47.25 as interest at 3.5% per annum of simple interest?
The area of the base of a rectangular tank is 720 $$m^{2}$$ and the volume of water contained in it is 28800 $$m^{3}$$. What is the depth of the water?
A number is divided in the ratio 5 : 7. When 6 was added to each, the ratio changes to 7 : 9. Find the greater number.
Simple interest on a sum for three months at the rate of 15 percent per annum is Rs. 600. What is the sum?
If 40 percent of x = 25 percent of 20, then what is the value of x?
The table given below shows the number of runs scored and number of balls played by 5 batsmen.
$$Strike rate = \frac{Number\ of \ runs \ scored}{Number \ of \ balls \ played }$$
Strike rate of J is what percent of strike rate of N?
A girl goes from A to B with speed 60 km/hr and return from B to A with speed 30 km/hr. If whole journey takes 5 hours, then what is distance between A and B?
Some carpenters promised to complete a work in 20 days. When the work was started, 8 of them were absent and remaining completed the work in 40 days. What was the original number of carpenters?
The bar graph shows the marks of a student in different subjects out of 100. His marks in physics is what percent more than that in mathematics?