Quantitative Aptitude - Arithmetic Ability Questions

In the last financial year, a car company sold 41,800 cars . In this year, the target is to sell 51,300 cars . By what percent must the sale be increased ?

If a - b = -7 and a2+ b2= 85, then find ab.

In the first 10 overs of a cricket game, the run rate was only 3.2. The run rate in the remaining 40 overs to reach the target of 282 runs is

If a+1b = 1 and b+1c = 1 then c+1a = ?

If 2x+ 4(x - 3) < -2 - x < 2x - 1, then find the value of x.

What is the slope of the line parallel to the line passing through the points (-2, -1) and (4, -3)?

Select the odd letters from the given alternatives.

If 4r = h + r2+h2 then r: h = ? (r not equal to 0)