4.06 Mastering Simultaneous Equations Quiz

John and Mary are saving money together. If the total amount they have saved is $15 and the difference between their savings is $3, how much has each saved?

• $6 and $9

• $7 and $8

• $9 and $6

• $8 and $7

John is planning to fence his rectangular garden. The total length of the fence is 30 units, and the length of the garden is 2 units more than twice its width. Find the dimensions of John's garden.

• Length = 10 units, Width = 4 units

• Length = 11 units, Width = 5 units

• Length = 9 units, Width = 3.5 units

• Length = 8 units, Width = 3 units

• No solution

• Infinite solutions

• 60 adult and 40 child tickets

• 50 adult and 50 child tickets

• 70 adult and 30 child tickets

• 80 adult and 20 child tickets