Q2 of 23 Page 1

Attempt any four of the following sub questions:

For a certain frequency distribution, the value of Mean is 101 and Median is 100. Find the value of Mode.

We know that Mode = 3Median – 2Mean

⇒ Mode = 3(100) – 2(101)


⇒ Mode = 300 – 202


⇒ Mode = 98


More from this chapter

All 23 →
2

Attempt any four of the following sub questions:

If the point A (5, 2) lies on the graph of the equation 5x + ay = 19, then find a.

 2

Attempt any four of the following sub questions:

A die is thrown. If A is the event that the number on upper face is an even, then writes sample space and event A in set notation.

 2

Attempt any four of the following sub questions:

If one root of the quadratic equation kx2 – 8x + 15 = 0 is 3, then find the value of k.

 3

Attempt any three of the following sub questions:

Area under different crops in a certain village is given below. Represent it by a pie diagram: