Quantitative Aptitude - Arithmetic Ability Questions

In a bag, the ratio of red balls to green balls is 4:9. If 7 more red balls are added to the bag, the ratio of red balls to green balls will become 5:6. How many green balls are there in the bag?

Simplify (533bxaz)/(41ab)

What is the value of a-b when a2+b2-6a-6b+18 = 0 ?

If a3 + b 3 = 35 and ab = 6, then what is the value of a + b?

What is the value of [sin (y – z) + sin (y + z) + 2 sin y]/[sin (x – z) + sin (x + z) + 2 sin x]?

p3 + q3 + r3 – 3pqr = 4. If a = q + r, b = r + p and c = p + q, then what is the value of a3 + b3 + c3 – 3abc?

Select the odd letters from the given alternatives.

Select the odd number from the given alternatives.