Related Questions
For the following distribution, the upper quartile is :
Number Frequency 20 1 25 2 30 5 35 6 40 3 45 2 50 1 35
30
45
40
A cumulative deposit account of monthly installment of ₹ 3,600 at 9% p.a. simple interest earns an interest of ₹ 17,982. Find the number of installments paid.
Prove that : (sin A + sec A)2 + (cos A + cosec A)2 = (1 + sec A. cosec A)2.
Two equal cones are touching each other completely at the base circle. Given that the distance between the two vertices is 16 cm and the diameter of the base circle is 12 cm, find the total surface area of this solid.