Question

1.Justin was tracking the growth of his new plant. His plant grew 2 inches every week.His plant was 10 inches when he got it, and 12 inches in the second week. Haw many inches tall was his plant in the sixth week?

2.If Justin's partern of growth continues, how tall will his plant be in the ninth weeks.

Answer 1

1. 20 in
2. 26 in

Explanation:

6-1=5

5*2=10

10in+10in=20in

(9-1)*2=16

16+10=26

Answer 2

1.20 inches

2.26

Explanation:

6-2=4

so 4 weeks

4x2=8

8 more so 8+12=20

20 +((9-6)x2)=20+(3x2)=26