12 persons can do a piece of work in 4 days. How many persons are required to complete 8 times the work in half the time?

In △ABC, D and E are points on sides AB and AC, such that DE||BC. If AD=x+3, DB=2x-3, AE=x+1 and EC=2x-2, then the value of x is

Direction: What value will come in place of the question mark (?) in the following question?

33, 42, 67, 116, 197, ?

In ΔABC, if G is the centroid and AD is a median with length 9 cm, then the length of AG is:

Directions: Degree- wise breakup of employees working in various department of an organisation and the ratio to men to women.

Respective ratio of men to women in each department

What is the total number of women working in the organisation?

In a circle with centre O, a diameter AB is produced to a point P lying outside the circle and PT is a tangent to the circle at the point C on it. If ∠BPT = 36°, then what is the measure of ∠BCP?

Directions: The table given here shows the production of five types of cars by a company in the year 1989 to 1994. Study the table and answer questions.

The percent increased in total production of all types of cars in1992 to that in 1991 was :

In what time will ₹8000, at 3% per annum, produce the same interest as ₹6000 does in 5 years at 4% simple interest is?