Quantitative Aptitude - Arithmetic Ability Questions

Simplify 11.9983 = ?

If (x + y)/z = 2, then what is the value of [y/(y – z)] + [x/(x – z)]?

Which one does not belong to the group?

What is the reflection of the point (-3, 1) in the line x = -2?

Manish lent out Rs 20000 in two parts. He put out first part at 6% and the second part at 8% interest. The yearly average interest comes out to be 6.4%.What are the amounts (in Rs) that were lent at 6% and 8% respectively?

Monika's father was 38 years of age when she was born while her mother was 36 years old when her brother four years younger to her was born. What is the difference between the ages of her parents?

A number was divided in the ratio 3:2. When 8 was was added to each of the numbers the ratio changed to 7:5. The greater of the two numbers was

A spherical glass vessel has a cylindrical neck 7 cm long and 4 cm in diameter. The diameter of the spherical part is 21 cm. Find the quantity of water it can hold.