Consecutive Numbers

Q. Find the algebraic expression for the numbers get by adding 10 repeatedly to 9?

1. 10n + 1
2. 10n - 18
3. 10n - 1
4. 10n - 9

Q.

If the sum of 2 consecutive numbers is 87 and one of them is x then the other number is ___

1. 87 - x

2. 87 + x

3. x + 87

4. x - 87

Q.

In the given series 12, 23, 34, 56, ..... if we continue further, would we get 100 ?

1. Yes

2. No

Q.

What will be the next expression in the following series:

3x+y, 5x+2y, 7x+3y, _______

1. 7x+3y

2. 9x+4y

3. 4x+9y

4. 9x+5y

Q.

Which of the following is a variable?

1. 5
2. Number of days in a week
3. Number of months in a year
4. Temperature of a place in a day at different times

Q.

The next number in the series is ___ ?

2n-1, 2n, 2n+1, 2n+2, ___

1. n+3

2. n+4

3. 2n+3

4. 2n+4

Q.

The sum of three consecutive numbers is 51. Find the numbers.

1. 16, 17, 18

2. 15, 16, 17

3. 18, 19, 20

4. 17, 18, 19

Q.

The sum of three consecutive natural numbers is 192. What is the second number in sequence?

1. 59

2. 65

3. 64

4. 58

Q.

The sum of three consecutive even numbers is 300. What is the largest number?

1. 100

2. 102

3. 104

4. 106

Q.

The sum of three consecutive odd numbers is 153. What is the first number in sequence?

1. 49

2. 64

3. 65

4. 48