Quantitative Aptitude - Arithmetic Ability Questions

sin(A+B) -­ sin(A-­B) is equal to

Find the odd letters from the given alternatives.

Select the odd number from the given alternatives.

Select the odd word/letters/number/number pair from the given alternatives.

In the following question, four number pairs are given. The number on left side of (–) is related to the number of 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.

Reflection of the point (­1,4) in the x­axis is

The area of a semicircle is 1925 sq.cm. Calculate its perimeter (in cm).

In the given figure, if AD = 12 cm, AE = 8 cm and EC = 14 cm, then what is the value of BD in cm?