Quantitative Aptitude - Arithmetic Ability Questions

ΔABC and ΔDEF are two similar triangles and the perimeter of ΔABC and ΔDEF are 30 cm and 18 cm respectively. If length of DE = 36 cm, then length of AB is

What is the equation of the line which passes through the points (3,­2) and (5,3)?

If 4x + 3y = 11 and 3x + 2y = 8, then (x,y) is

In ΔABC, D and E are points on side AB and AC respectively. DE is parallel to BC. If lengths of AD, DB and DE are 9 cm, 6 cm and 5.4 cm respectively find length of BC?

The point P(3,­-2) divides the segment joining the points (x,0) and (0,y) in the ratio 1:3. Find x and y?

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

A, B and C can complete a task together in 10 days. A and B would need 12 days if only the two of them worked, while B and C would take 20 days if only the two of them worked. If B worked alone, how many days would she take to complete the task?

The radius of a hemisphere is 7 cm, find its volume?