Quantitative Aptitude - Arithmetic Ability Questions

If the length of the side of an equilateral triangle is 6 cm, what is its area?

Find the area (in sq.cm) of a semi-circle of radius 7 cm

The average revenues of 7 consecutive years of a company is Rs 75 lakhs. If the average of first 4 years is Rs 70 lakhs and that of last 4 years is Rs 82 lakhs, what will be the revenue for the 4th year.

Atul can do a piece of work in 18 days, Aaravya is 50% more efficient than Atul. How much more time does Atul take than Aaravya to do the same piece of work?

Simple interest on a sum for 5 years is equal to 20% of the principal. In how many years interest will be equal to the principal?

X, Y and Z are partners in a company. In one year X receives 1/4 part of profit, Y receives 1/5 part of profit and Z receives Rs 22000. How much amount (in Rs) will X get as profit?

If the number 583_437 is completely divisible by 9, then the smallest whole number in the place of the blank digit will be

Find the odd word/letter/number pair from the given alternatives