Quantitative Aptitude - Arithmetic Ability Questions

If an interior of a regular polygon is 170o, then the number of sides of the polygon is

ABC is a right angled triangle with angle A = 90 deg. Then the value of cos2A+cos2B+cos2C is

Volume of a cylinder is 2310 cubic cm. If circumference of its base is 44 cm, find the curved surface area of the cylinder?

At 8% simple interest per annum a sum of money becomes Rs. 300 in 2.5 years. What was the sum invested?

What is the HCF (highest common factor) of 77 and 275?

(−12)[11+7×(−3)]÷{}[413−(−3)×(−6)]=

If a + b = 17 and a - b = 9 then the value of (4a2 + 4b2) is,

If x+3y=-3x+y, then x22y2 is equal to