# Mathematics-Probability (NSTSE (National Science Talent Search Exam- Unified Council) Class 9): Questions 1 - 7 of 36

Access detailed explanations (illustrated with images and videos) to 2000 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 550.00 or

How to register?

## Question number: 1

» Mathematics » Probability

Edit
MCQ▾

### Question

The probability that in a family of 2 children, there will be at least one girl is

### Choices

Choice (4) Response

a.

b.

c.

d.

1

## Question number: 2

» Mathematics » Probability

Edit
MCQ▾

### Question

A card is drawn from a packet of 120 cards numbered 1 to 120. The probability of drawing a number which is a square is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 3

» Mathematics » Probability

Edit
MCQ▾

### Question

If a coin is tossed thrice, the probability of getting at least one tail is

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

## Question number: 4

» Mathematics » Probability

Edit
MCQ▾

### Question

The probability of three coins falling two tails and one head when tossed simultaneously is

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 5

» Mathematics » Probability

Edit
MCQ▾

### Question

Two numbers are chosen from 13 to 21. The probability for the two numbers to be consecutive is

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

## Question number: 6

» Mathematics » Probability

Edit
MCQ▾

### Question

A container contains 7 red and 11 yellow marbles. If a marble is drawn at random, the probability that the drawn marble to yellow is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 7

» Mathematics » Probability

Edit
MCQ▾

### Question

The probability that a consonant selected at random in English language is a ‘m’ is

### Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

Developed by: