Quantitative Aptitude - Arithmetic Ability Questions

What is the equation of the line whose y­-intercept is ­3/4 and making an angle of 45° with the positive x-­axis?

The point P(a,b) is first reflected in origin to P1 and P1 is reflected in y-­axis to (6,­-5). The co-­ordinates of point P are

Length and breadth of a rectangle are increased by 40% and 70% respectively. What will be the percentage increase in the area of rectangle?

Select the odd word/letters/number/number pair from the given alternatives.

A sum of Rs 6000 becomes Rs 7200 in 2 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is done yearly), then what will be the amount (in Rs) after 3 years?

If a + b + c + d = 4, then the value of 1(1-a)(1-b)(1-c) + 1(1-b)(1-c)(1-d) + 1(1-c)(1-d)(1-a) + 1(1-d)(1-a)(1-b)

If (1 -­ cosA)/(1 + cosA) = x, then the value of x is

What is the area (in sq cm) of a rectangle if its diagonal is 25 cm and one of its sides is 24 cm?