Cross multiply X×4=3×1
4x=3
X= 3/4
The point-slope form of the equation of a straight line is:

We have:

Substitute:

The discount is $7.5 if the discount is what you are looking for.
$50 - $42.50 is $7.5
If you are looking for a percentage then the answer is 85%
Answer:
449.54 millimetres
step by step explanation
Blood donated by Hannah = 1.9 cups
1 cup = 236.6 millimetres
Therefore, 1.9 cups = 1.9 * 236.6 = 449.54 ml
So Hannah donated 449.54 millimetres of blood.
Answer:
Option no. D is right. Because the congruence presented is more congruent