Q24 of 40 Page 1

In a lottery, there are 10 prizes and 25 blanks. What is the probability of getting a prize?

Total number of outcomes = 10 prizes + 25 blanks = 35

Favorable number of outcomes = Number of prizes = 10


P(Getting a prize)


More from this chapter

All 40 →
22

Prove that:

OR


Prove that:


23

In a family of three children, find the probability of having at least two boys.

OR


Two dice are tossed simultaneously. Find the probability of getting


(i) An even number on both dies.


(ii) the sum of two numbers more than 9.


 25

An isosceles triangle ABC, with AB = AC, circumscribes a circle, touching Bc at P, AC at Q and AB at R. Prove that the contact point P bisects BC.

 26

The radius of a circle is 17.5 cm. find the area of the sector of the circle enclosed by two radii and an arc 44 cm in length.