Quantitative Aptitude - Arithmetic Ability Questions

What is the value of 5/9 + 7/8?

If ax + by = 1 and bx + ay = 2aba2+b2 then x2+y2a2+b2 is equal to

The co-ordinates of the centroid of a triangle ABC are (3,-2). What are the co-ordinates of vertex C if co-ordinates of A and B are (-2,5) and (6,-2) respectively?

Find the degree of the polynomial 8x4 + 2x2y3 + 4

If x/2 - [4(15/2 - x/3)]/3 = -x/18, then what is the value of x?

Given: x -­ 5 ≤ 2x -­ 3 and 2x - ­1/2 ≥ 5x + 2; then x can take which of the following values?

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

The first and last terms of an arithmetic progression are 29 and -49. If the sum of the series is -140, then it has how many terms?