Quantitative Aptitude - Arithmetic Ability Questions

The ratio of two numbers is 5 : 4. If the sum of both the numbers is 180, then what is the smaller number among both the numbers?

Product of 6ab, 3b and 4a is

What is the value of (32 cos6x – 48 cos4x + 18 cos2x – 1)/[4 sin x cos x sin (60 – x) cos (60 – x) sin (60 + x) cos (60 + x)]?

The solution set of 4x -­ 3y = 10 and 3x + y = 14 is

The distance between the centres of two circles is 61 cm and their radii are 35 cm and 24 cm. What is the length (in cm) of the direct common tangent to the circles?

Find the circumference (in cm) of a circle of radius 10.5 cm

Which of the fractions given below is not equal to 4/11 ?

Findout the odd word/letters/number/number pair from the given alternatives.
7 : 50 : : 9 : ?