Quantitative Aptitude - Arithmetic Ability Questions

ΔABC is right angled at B. BD is its altitude. AD = 4 cm and DC = 12 cm. What is the value of AB (in cm)?

What will be the equation of the perpendicular bisector of segment joining the points (5,­3) and (0,2)?

A Lawn roller makes 20 revolutions in one hour. The radius it runs through 25 minutes is

A and B can do a piece of work in 72 days. B and C can do it in 120 days and A and C can do it in 90 days. A alone can do it in:

A and B undertake a piece of work for Rs. 250 . A alone can do that work in 5 days and B alone can do that work in 15 days . With the help of C, they finish the work in 3 days . If every one gets paid in proportion to work done by them, the amount C will get is 

Rashika can do a work in 5 days. Rashmi can do the same work in 7 days. Both of them finish the work together and they get Rs 240 for the work. What isthe share (in Rs) of Rashika?

If Reena sold 12 mobile phones for Rs. 1,88,160 which cost Rs. 14,056 per phone, what was the total profit made by her?

A line cuts the x­axis at the point (­3,0) and the y­axis at the point (0,6). What is the equation of the line?