Question

I’m really confused on this show all work please

Answer 1

Sally's grocery bill $=0.95 c$

Step-by-step explanation:

Given that

Sally has a discount card that reduce the price of grocery bill in certain grocery store by 5%. It c represent the cost of Sally's groceries.

She got discount =$\frac{5}{100} c$

Therefore Sally's grocery bill = $c - \frac{5}{100} c$  $=\frac{100c - 5c}{100}$  $=\frac{95c}{100}$  $=0.95 c$