For the following questions answer them individually
If the area of the base of a cylinder is $$346.5 cm^{2}$$ and the area of the curved smface is $$990 cm^{2}$$, then its height is: (Taken $$\pi=\frac{22}{7}$$)
If the volume of a sphere is $$65\frac{10}{21} cm^{3}$$, then its surface area is: (Taken $$\pi=\frac{22}{7}$$)
A sum of ₹8,500 amounts to ₹11,900 in 5 years at simple interest per annum. If the rate of interest is increased by 3%, then the increased amount for the same period is:
A certain number of persons can complete a piece of work in 46 days. If there were 8 persons more, the work could be finished in 16 days less. How many persons were originally there?
The average of seven consecutive odd numbers is 27. If the last number is removed from the list, then the average of the remaining numbers is:
The dimensions of a solid metallic cuboid are 36 cm, 54 cm and 24 cm. It is melted and recast into 8 cubes of same volume. The sum of the surface areas (in $$cm^{2}$$) of these 8 cubes is:
The income of a company increases by 25% per year. If its income is ₹31 ,25,000 in the year 2017, what was the income in 20 15?
If the difference between the selling prices of an article, when sold at 22% discount and at 14.5% discount, is ₹285, then the marked price of the article is:
Aman covered a distance of 280 km in 8 hours on a motorcycle. How much distance will be covered on a bicycle in 2 hours. if he rides the bicycle at $$\frac{3}{14}$$ of the speed of the motorcycle?
