Quantitative Aptitude - Arithmetic Ability Questions

Length of the sides of a triangle are a, b, c respectively. If a2 + b2 + c2 = ab +bc + ca then the triangle is

Find the curved surface area (in cm2) of a right circular cylinder of diameter 28 cm and height 12 cm.

If x stands for addition, / stands for subtraction, + stands for multiplication and - stands for division, then what is the value of 20 x 8 / 8 - 4 + 2 ?

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement I:  All bins are baskets

Statement II:  No buckets are bins

Conclusion I:  All baskets are buckets

Conclusion II:  All buckets are baskets

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

If 2cos2A - 1 = x, then the value of x is

Which of the following quadratic equations has equal roots?

What is the simplified value of 0.042+0.212-0.00840.043+0.213