Quantitative Aptitude - Arithmetic Ability Questions

The value of x13+x-13x23-1+x-23

The marked price of an article is Rs 960 and it is sold at a discount of Rs 192. What is the discount percentage?

If 9x+2 = 240 + 9x, the value of (8x)x is

At what point does the line 4x - 3y = -6 intercept the y-axis?

Calculate the value of 61681 x 61681 - 31681 x 3168130000?

If xy = -18 and x2+ y2= 85, then find the value of (x + y).

U and V started a business by investing amounts Rs 184000 and Rs 224000 respectively. If U’s share in the profit received at the end of year is Rs 20700, then what will be the total profit (in Rs) earned by them together?

A superfast Duronto express running at 90 kmph overtakes a bike running at 36 kmph in 25 seconds. What is the length of the train in meters?