Answer:
The required expression is: 
Step-by-step explanation:
Given



Required
Write an expression for this scenario
If 1 pound of blueberry cost $2.50
then b pounds = 2.50 * b
If 1 pound of apple cost $2
then a pounds = 2 * a
The required expression (y) is then calculated as



Hence, the required expression is: 
Answer:
-2/3
Step-by-step explanation:
Rise over run! The slope rises twice and goes over 3 times. The slope is negative so put a negative sign behind it.
So John is driving 60 miles per hour. So John would get their in 4 hours and 25-30 min
Answer:
12
Step-by-step explanation:
Using the 30-60-90 triangle formula side AB would be double of side CB.