Extending Table Patterns

Question 1

Maya plants sunflowers in rows. The first row has 9 sunflowers, the second row has 21, the third row has 33, and the fourth row has 45. Which statement correctly describes the rule for the rows and tells how many sunflowers will be in the fifth row?

Accepted Answer

Each row adds 12 more sunflowers than the previous row; the fifth row will have 57 sunflowers.

Answer

Each row adds 12 more sunflowers than the previous row; the fifth row will have 54 sunflowers.

Answer

Each row adds 9 more sunflowers than the previous row; the fifth row will have 54 sunflowers.

Answer

Each row is 1.5 times the size of the previous row; the fifth row will have 67.5 sunflowers.

Question 2

The numbers 12, 20, 28, 36 form a pattern. Which of the following statements correctly describes the rule for this pattern and gives the next number in the sequence?

Accepted Answer

Add 8 to each term; the next number is 44.

Answer

Add 6 to each term; the next number is 42.

Answer

Multiply each term by 2; the next number is 72.

Answer

Add 8 to each term; the next number is 45.

Question 3

Look at the pattern of products of 8 with consecutive odd numbers: 8 × 1 = 8, 8 × 3 = 24, 8 × 5 = 40, 8 × 7 = ?

Accepted Answer

56

Answer

64

Answer

48

Answer

72

Try three questions

Maya plants sunflowers in rows. The first row has 9 sunflowers, the second row has 21, the third row has 33, and the fourth row has 45. Which statement correctly describes the rule for the rows and tells how many sunflowers will be in the fifth row?

The numbers 12, 20, 28, 36 form a pattern. Which of the following statements correctly describes the rule for this pattern and gives the next number in the sequence?

Look at the pattern of products of 8 with consecutive odd numbers: 8 × 1 = 8, 8 × 3 = 24, 8 × 5 = 40, 8 × 7 = ?

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