Quantitative Aptitude - Arithmetic Ability Questions

Deepak marks the price of his table 60% above the cost price. He gives some discount on it and earns profit of 15.2%. What is the discount percentage?

What is the measure of an interior angle of a regular Octagon?

If P = 99, then the value of P(P2+ 3P + 3) is

What approximate value should come in place of the question mark (?) in the following equation (Note: You are not expected to calculate the exact value)?(55.01+16.0003)×22.01÷10.998 =?

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 1:4 and area of ΔADE is 6 sq cm, what is the ratio of area of ΔADE: area of quadrilateral BDEC?

If a + b + c = 9 and ab + bc + ca = 18, then what is the value of a3 + b3 + c3 – 3abc?

If a + b = 8 and ab = 15, then what is the value of a3 + b3?

The value of x for which the expressions 7x + 13 and 13x - 7 become equal is _____