Quantitative Aptitude - Arithmetic Ability Questions

If Sec θ = 13/12, then Cot θ = ?

The point R(a,b) is first reflected in origin to R1 and R1 is reflected in X-axis to (-5,1). The co-ordinates of point R are?

In a motor of 120 machine parts, 5% parts were defective. In another motor of 80 machine parts, 10% parts were defective. For the two motors considered together, the percentage of defective machine parts were

Given a -­ b = 2, a3 - b3=26 then (a + b)2 is

In the given figure, from the point P two tangents PA and PB are drawn to a circle with centre Oand radius 5 cm. From the point O, OC and OD are drawn parallel to PA and PB respectively. If the length of the chord ABis 5 cm, then what is the value (in deg) of COD?

What is the equation of the line whose y-intercept is -3 and makes an angle of 45° with the positive x-axis?

Convert binary 1101111 to decimal.

Average of all even numbers between 222 and 250 is __________.