MCQ
The probability of a certain event is :
- A$0$
- ✓$1$
- C$\frac{1}{2}$
- DNo existent.
✓
Answer
Correct option: B.
$1$
Given : $4$ options of probability of some events
To Find : Which of the given options is the probability of sure event?
We know that, probability of a certain event is $1$.
Hence the correct answer is option $b.$
To Find : Which of the given options is the probability of sure event?
We know that, probability of a certain event is $1$.
Hence the correct answer is option $b.$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The angle of elevation of the top of a tower at a point on the ground $50m$ away from the foot of the tower is $45^\circ$ . Then the height of the tower $($in metres$)$ is :
→A box contains $3$ blue balls, $2$ white balls and $4$ red balls. If a ball is drawn at random from the box, the probability of getting a white ball is :
→Choose the correct option and justify your choice : $\frac{1-\tan^245^\circ}{1+\tan^245^\circ} =$
→If $PA$ and $PB$ are two tangents to a circle with centre $O$ such that $\angle A O B=110^{\circ}$ then $\angle APB$ is equal to
→If $\triangle A B C \sim \triangle P Q R$ such that 3AB = 2PQ and BC=10 cm, then length QR is equal to
→If $A(-6, 7)$ and $B(-1, -5)$ are two given points then the distance $2AB$ is :
→If $\text{3x}=\text{cosec}\theta$ and $\frac{3}{\text{x}}=\cot\theta$ then $3\Big(\text{x}^2-\frac{1}{\text{x}^2}\Big)=?$
→The value of k for which the system of equations has no solution is:
x + 2y = 5
3x + ky + 15 = 0
Choose the correct answer from the given four options : The shape of a gilli, in the gilli $-$ danda game see Fig. is a combination of :
→If $a=2^3 \times 3, b=2 \times 3 \times 5, c=3^n \times 5$ and $\operatorname{LCM}(a, b, c)=2^3 \times 3^2 \times 5$, then $n=$
→