10 men can finish painting a wall in 8 days. How many more men will be needed if the painting work is to be finished in 4 days?

The total of the ages of Kiran, Shantanu and Saransh is 93 years. Ten years ago, the respective ratio of their ages was 2 : 3 : 4 . What is the present age of Saransh?

Direction: In the following questions two equations numbered I and II are given. You have to solve both the equations and give answer.
(A) x>y
(B) x≥y
(C) x˂y
(D) x≤y
(E) x=y or the relations ship cannot be established

 I. x²- 1 = 0
II. y²+ 4y + 3 = 0. 

Pie chart shows the percent of money spent by family on various item during 1999. Study the graph and answer these questions.

Graph shows that the maximum amount was spent on

16 boys or 12 women can do a piece of work in 28 days. In how many days will the same work be done by 4 boys and 4 women, if they all work together?

Find the value of ∠OBE=?

If $$ secθ-tanθ={1\over\sqrt{3}}$$, the value of secθ.tanθ=?

ABCD is a cyclic quadrilateral and AD is a diameter. If ∠DAC=55° then value of ∠ABC is