Quantitative Aptitude - Arithmetic Ability Questions

If a + b = 10 and ab = 24, then the value of a3 + b3 is

Select the odd letters from the given alternatives.

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

In the following question, select the odd word pair from the given alternatives.

What least number must be subtracted from 518, so that the sum is completely divisible by 13?

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:5 and area of ΔABC is 98 cm sq, what is the area (in sq cm) of quadrilateral BDEC?

Marked price of an item is Rs 900. On purchase of 2 items discount is 16%, on purchase of 5 items discount is 44%. Raksha buys 7 items, what is the effective discount?

If x = 11, the value of x5 - 12x4 + 12x3 - 12x2 + 12x - 1 is