Question

1. Mr Ram Sabarwal invested rupees 18000 at 9 percent per annum ,rupees 7000 at 6 percent per annum and rupees to 2000 at 4 percent per annum. find the average rate of simple interest on his investment
2. Out of the total population of students in a certain town, 60% wore spectacles and the rest did not. It was estimated that the marks scored by them were respectively 85 and 69. Find the average marks of all students in this town.
3. Compare the Arithmetic mean, median and mode on the basis of the requisites for a good measure of central Tendency. Also write one example each where we can find only A mean, median or mode

Answer 1

Answer:

abe itna hard question to tu jwab de iska

Step-by-step explanation:

Ranjan deposits rupees 4200 in his savings account what amount will he get after 3 if bank is paying interest at the rate of 6.25 percent per annum