This is #1 on page 70 of your packet. Here are recipes for two different banana cakes. Information for the first recipe is shown in the table.

sugar (cups) flour (cups)
3
The relationship between cups of flour and cups of sugar in the second recipe is

1a. If you used 4 cups of sugar, how much flour does each recipe need?
Recipe 1:

Recipe 2:

1b. What is the constant of proportionality for each situation and what does it mean?
Recipe 1's constant:
.
Recipe2's constant:
.

The constant for each situation means
.

total amount to be paid = $19.5

step-by-step explanation:

given ,

original price = $25.99

discount = 25%

discount amount = 25% of original price

discount amount = 25/100   * 25.99

discount amount = $6.49

hence , the total amount to be paid = original price - discount amount

                                                            = $25.99 - $6.49

                                                            =$19.5

total amount to be paid = $19.5

b. hannah is playing with her cousin at

(5x-1)^2= (5x)^2-2(5x)×1+(1)^2=25x^2-10x+1