Question

Name 9 Homework Another Look! & Practice 15-4 Simon has 28 baseball cards and 16 soccer cards. Each month he plans to get 6 more baseball cards and 4 more soccer cards. Will he ever have the same number of baseball cards and soccer cards? Explain. Persevere To make sense and persevere, graph ordered pairs For each type of card, write a rule and make a table. On the same grid, graph the ordered pairs in each table. Baseball Cards: Start at 28 and add 6. then andlyse the Months Start 1 2 Baseball Cards 28 34 40 46 52 58 64 Boseball Cards Soccer Cords Soccer Cards: Start at 16 and add 4. 80 70 60 Months Start 12 3 4 5 6 Soccer Cards 16 20 24 28 32 36140 He will never have the same number of baseball cards and soccer cards. The lines are getting farther apart, so the number of soccer cards will never catch up. О 12345678 Number of Months ® MP.1 Make Sense and Persevere The stingray tank contains 6 inches of water The shark tank is empty. Each hour, 4 inchesDanh o of water are added to the stingray tank and Deh (in.) Hours 6 inches are added to the shark tank. Will the water in the shark tank ever be as deep as the water in the stingray tank? Explain. Hours Stort Depth lin.)o Hours 1. Write a rule and complete each table. Rule: Rule 35 30 25 2. Graph the ordered pairs in each table. 10 3. Explain whether the depth of water in the two tanks will ever be equal. 0 123456 Number of Hours 835 igital Resources at Pearnolele.comTopic 15 Lesson 15-4

Answer 1

1) Rule for stingray tank

start at 6 and add 4

Hours	Depth(in.)
0	6
1	10
2	14
3	18
4	22
5	26
6	30

Rule for shark tank

start at 0 and add 6.

Hours	Depth(in.)
0	0
1	6
2	12
3	18
4	24
5	30
6	36

2)

35 25 15 10

Green line showing water in stingray tank

Blue line showing water in shark tank.

3) Yes, the depth of water in two tanks will be equal in 3 hours and depth of water in both tanks will be 18 inches.