Question

Matthew is saving money to buy a new Playstation 5. The table below shows the total amount he will save each week. Number of weeks, X Total Amount saved, y 0 S50 $60 $70 $110 30 Which function can be used to find y, total amount saved in, x weeks? O y = 0.50x + 50 O y = 0.2x - 50 O y = 2x + 50 O y= 50x + 2

Answer 1

Okay. The correct answer is

`\begin{gathered} y\text{ = 2x + 50} \\ \text{because when x = 0, y = 50,} \\ \text{ when x = 5 , y =60,} \\ \text{ when x= 10, y = 70,} \\ \text{ when x = 30, y = 110} \end{gathered}`