Quantitative Aptitude - Arithmetic Ability Questions

In triangle ABC, ∠ABC = 90°. BP is drawn perpendicular to AC. If ∠BAP = 50°, then what is the value (in degrees) of ∠PBC?

Select the odd word/letters/number/number pair 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 aLogic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

Which of the following quadratic equations has real roots?

If 4x + 5y = 14 and x - 5y = 16 then the value of x and y are

(−12)[11+7×(−3)]÷{}[413−(−3)×(−6)]=

If in a two digit number, the digit at unit place is y and the digit at tens place is 5, then the number is

In triangle ABC, O is the orthocenter and angle BOC is 120 deg. Calculate angle BAC.