Number Sequence and Patterns

The terms in the number sequence 3, 6, 12, 24 ...are generated by:

• multiplying by 3 

• adding 3

• subtracting 3

• multiplying by 2

The terms in the number sequence 128, 64, 32, 16, ...are generated by:

• multiplying by 2

• multiplying by 1/2

• dividing by 6

• subtracting 64

What comes next in the sequence?

• 
• 
• 

The terms in the number sequence 1, 2, 3, 5, ...are generated by:

• adding the previous two terms

• adding 1

• adding 1 and 2

• the sequence does not fit a pattern

The next two terms in the sequence 3, -6, 12, -24, .... are 

• 48 and 96

• -48 and -96

• -48 and 96

• 48 and -96

For the sequence 6, 10, 14, 18, .... the t₁ and t₄ are

• 6 and 24

• 6 and 14

• 6 and 18

• 6 and 22

How many houses will be in the 5th pattern?

• 29

• 23

• 5

• 4

For the sequence 2, 8, 32, 128, .... the 5th term will be

• 128

• 232

• 412

• 512

Choose the best answer:

T_n in a sequence represents...

• n^th term

• Total number of sequence

• Position of a digit in n^th term

• No correct answer

Which gives the correct output for 8 and 10?

• 24
  50

• 48
  50

• 24
  60

• 48
  60