Directions: Given bar graph shows the number of plain books and lined books (in hundreds) available at three different stores and the table shows the percentage of total books (Plain + lined) that was sold by different stores.

The number of plain books sold by store A and store B was 30% and 40% respectively then find the number of lined books sold by store A and store B together is what percent of total books available at store A? 

The angles of triangle are in the ratio 3:4:5 the measure of the largest angle of the triangle is

If in a triangle, the circumcenter, incentre, centroid and orthocenter coincide, then the triangle is

The sum of three numbers is 252. If the first number is thrice the second and third number is two-third of the first, then the second number is

Directions : The bar graph, given here, shows the demand and production of colour televisions of five companies for Diwali season in the year 2009. Study the graph carefully and answer the questions based on the graph.

The ratio of companies having more demand than production of colour televisions to those having more production than demand is :

A man had ₹ 16,000, part of which he lent at 4% and the rest at 5% per annum simple interest. If the total interest received was 700 in one year, the money lent at 4% per annum was

In a triangle ABC, D is a point on BC such that $${AB\over AC}={BD\over DC}.$$ If ∠B = 68° and ∠c = 52°, then measure of ∠BAD is equal to:

In the given question, two equations numbered l and II are given. Solve both the equations and mark the appropriate answer.

I. x² - 19x + 60 = 0

II. y²- 20y + 99 = 0