IM1 - Patterns and Sequences L2

What is the next number in this sequence 4, 8, 12, ......, 20?

• 10

• 16

• 18

58, 51, 44, ......., 30. The missing number is;

• 40

• 37

• 35

The 1^st pattern has 3 counters.

The 2^nd pattern has 6 counters.

The 3^rd pattern has 10 counters.

The 4^th pattern has 15 counters.

How many counters are needed to make 9^th pattern?

• 36

• 45

• 55

• 66

The sequence starts with 5. The rule is add 3. What are the next 3 numbers.

• 6, 7, 8

• 10,15, 20

• 8, 11, 14

• 2, -1, -4