The largest and the second largest angles of a triangle are in the ratio of 3 : 2 respectively. The smallest angle is 20% of the sum of the rest two angles. What is the sum of the smallest and the second largest angles?

If (x¹¹+1) is divided by (x+1), then the remainder is :

In ∆ABC, ∠B is a right angle, AC = 6cm, and D is the mid-point of AC. The length of BD is:

A sum of money becomes 3 times in 12 years. In how many years it will become 5 times at the same rate of simple interest?

If Cos A + Cos² A = 1, then Sin² A + Sin⁴ A=?

A straight line parallel to the base QR of the ∆PQR intersect PQ and PR at the points S and T respectively. If the area of the ∆PQT be 36 cm² then area of the ∆PRS is:

The average monthly income of x and y is 5050. The average monthly income of y and z is 6250 and the average monthly income of x and z is 5200. The monthly income of x is?

A regular hexagon has a side of 4 cm. Find its area. (in sq. cm)