Quantitative Aptitude - Arithmetic Ability Questions

In a class of 56 students there are 28 girls. The average weight of these girls is 46 kg and average weight of the full class is 51 kgs. What is the average weight of the boys of the class?

What is the measure of an exterior angle of a regular polygon of 10 sides?

Area of 4 walls of a cuboid 400 sq cm, its length is 15 cm and height is 8 cm. What is its breadth (in cm)?

What is the simplified value of 0.072+0.292-0.02030.073+0.293

In a circle with centre O, AB is a diameter and CD is a chord which is equal to the radius OC. AC and BD are extended in such a way that they intersect each other at a point P, exterior to the circle. The measure of ∠APB is

What are the roots of the quadratic equation: x2 + 3x ­- 154 = 0

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

In the following question, select the odd letters from the given alternatives.