Patterns

Q. Rohit's teacher asked him to tell the correct answer after performing the steps given below.
- Round off 43, 98 and 250 to nearest tens.
- After rounding off, add them.
- Round off the sum to the nearest hundreds.
Then, the correct answer is

1. 400
   
2. 480
3. 350
   
4. 300
   

Q.

49 dots can be arranged to form a square. Is it true or false?

1. True

2. False

Q.

Which of the following numbers will represent a set of square numbers?

1. 1, 2, 3

2. 4, 9, 16

3. 5, 7, 8

4. 9, 11, 12

Q.

In an imaginary universe, all the numbers are represented using dots. Each number is represented by that many dots as the value of the number. These dots are then joined by a straight line. The number 2 when represented in this world, would only form a ___.

1. line Segment

2. triangle

3. point

4. rectangle

Q.

Ted was now curious to find the largest number. He asked $1$, “Who is the largest number here?” $1$ replied, “I don’t know, ask $2$.”
Ted went to $2$ who told him to ask $3$. Similarly, every number asked Ted to ask the next greater number. After asking a lot of numbers he realized:

1. He will find the largest number eventually
2. That largest number must be invisible
3. That numbers are pranking him
4. He can never find the largest number because every number tells him to ask the next greater number

Q.

In an imaginary universe, all the numbers are represented using dots. Each number is represented by that many dots as the value of the number. These dots are then joined by a straight line. The number 2 when represented in this world, would only form a ___.

1. Triangle

2. Rectangle

3. Line

4. No figure will be obtained

Q.

Ted was now curious to find the largest number. He asked $1$, “Who is the largest number here?” $1$ replied, “I don’t know, ask $2$.”
Ted went to $2$ who told him to ask $3$. Similarly, every number asked Ted to ask the next greater number. After asking a lot of numbers he realized:

1. He will find the largest number eventually
2. That largest number must be invisible
3. That numbers are pranking him
4. He can never find the largest number because every number tells him to ask the next greater number

Q. 1 + 3 + 5 $\ne 3^2$

1. True
2. False

Q. We get a number when we add two consecutive triangular numbers.

1. triangular
2. odd
3. even
4. square

Q. 7349 $\times$ 999 =

1. 7320651
2. 7341651
3. 8341651
4. 6341651