Quantitative Aptitude - Arithmetic Ability Questions

Which of the following is a Pythagorean triplet?

The rate of discount on an article whose marked price is Rs. 170 and selling price is Rs. 130?

The value of 14 ÷ 5 of 2 - 3 x 47 - 2 is

The point of the intersection of three medians is known as the ____________.

If FRIEND is coded as HUMJTK, how can CANDLE be written in that code?

If sin 30° + cos 45° = X, then the value of X.

The two equal sides of an isosceles triangle is 20 cm each and the third side is 30 cm. What is the area (in sq.cm) of the triangle?

If the measure of the interior angle of a regular polygon is 100 deg greater than the measure of its exterior angle then how many sides does it have?