Question

Study the following table carefully and answer the questions given below: No. of marks obtained by five students in five subjects in an Examination
$$\begin{array}{ccccc}& \text{P}& \text{Q}& \text{R}& \text{S}\\ \text{Saturday}& 45& 40& 25& 20\\ \text{Sunday}& 40& 55& 48& 25\\ \text{Monday}& 25& 20& 15& 41\\ \text{Tuesday}& \text{35}& \text{45}& \text{42}& \text{39}\end{array}$$
Q. What is the average of the items sold by P, Q and S on Monday, Tuesday and Saturday respectively?

• A. 25
• B. 30
• C. 35
• D. 38

Answer 1

The correct option is B 30

Items sold by P on Monday = 25
Items sold by Q on Tuesday = 45
Items sold by S on Saturday = 20
Therefore the required average = $\frac{25+45+20}{3}=30$