For the following questions answer them individually
A sum of money was invested at the rate of 7.5% simple interest per annum for 4 years. If the investment was for 5 years, the interest earned would have been ₹ 375 more. What was the initial sum invested?
If the number 1 on the clock is replaced by the letter ‘M’, the number 2 is replaced by ‘N’
and so on, then when thetime is 21:00 p.m. the hour hand will be at .......... letter.
The below figure is embedded in one of the answer figures. Choose the correct figure containing the below figure.
The surface areas of three faces of a cuboid sharing a vertex are $$20\ m^2, 32\ m^2$$ and $$40\ m^2$$. What is the volume of the cuboid ?