Quantitative Aptitude - Arithmetic Ability Questions

If the lengths of two parallel chords in a circle of radius 10 cm are 12 cm and 16 cm, then what is the distance between these two chords?

A batsman makes a score of 111 runs in the 10th match and thus increases his average runs per match by 5. What will be his average after the 10th match?

A sells vegetables at a profit of 35% and for weighing uses a weight which is 10% less than the article weight. What is total profit percentage?

You are given a question and two statements. Identify which of the statements is/are sufficient to answer the question.

Question:

What is the total age of the sisters 10 years from now?

Statements:

1. Lina is 20 years old now.

2. Lina's sister's age is twice that of the age of Lina.

The smallest number, which should be added to 756896 so as to obtain a multiple of 11, is

The area of a circle is 616 sq.m. Find its diameter.

If xy+yz+zx = 1, then the value of (1+y2)(x+y)(y+z) ?

If [2(4x/5 - 3/4)]/3 - 5/3 = -1/6, then the value of x is?