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?
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?