A bar graph showing the height of six mountain peaks. Study the bar graph and answer the following Questions.

How much percentage is more than Peak A From Peak F?

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

A is 40 % more than B and B is 60% less than C. If C is 60 % more than D, then which of the following is true?

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. 

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

By selling 100 pencils, a shopkeeper gains the selling price of 20 pencils, His gain percent is:

If the product of two numbers is 4941 and their LCM is 81, then their HCF is:

Direction: Study the following information and answer the related questions. P, Q, R, S, T, A, B, C, D and E are employees of a company. A table shows the average age of any two employees of the company. The average age of A and B is 27.5.
i.e. average age of A & P is given as (A+P)/2=39.5

What is the age of T?