A bank offers 15% compound interest per half year. A customer deposits Rs 7200 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by means of interest is
The weights of 4 boxes are 30, 40, 50 and 100 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?
A woman is returning from the city to her village. She walks 2 km North, then turns West and walks 5 km, then turns South and walks 2 km, then turns to her right and walks 7 km. Where is she now with reference to her starting position?
If the amount received at the end of 2nd and 3rd year at Compound Interest on a certain Principal is Rs 22472, and Rs 23820.32 respectively, what is the rate of interest?
The pie chart shows the results of an online survey which asked people about their favourite author. Study the diagram and answer the following questions.
The measure of the central angle of the sector representing number of people whose favourite author is D is ________ degrees.