A hollow ball is to be made with outer radius 7 units and inner radius 3.5 units. How much material (in cubic units) will be required to make the ball ?\(\text{(use } \pi = \frac{22}{7}\text{)}\)
\(\frac{3773}{3}\)
\(\frac{7337}{3}\)
\(\frac{3737}{3}\)
\(\frac{7373}{3}\)
If the three sides of a triangle are 3cm, 4cm and 5cm respectively, then its area (in cm2) is:
Kumar took a loan from a bank at the rate of 9.5% per annum at simple interest. After 6 years he had to pay ₹3,705 as interest only for the period. The principal amount borrowed by him was:
The bar-graph shows the number of students from all the five different branches of an engineering college.
Study the given bar-graph and answer the question that follows.
What is the total percentage of females in the college?