Answer:
13c+6-2
Explanation:
You combine the amount of cs with each other.
<h2>
Answer:37 paintings of $50 and 15 paintings of $75</h2>
Step-by-step explanation:
Let 
be the number of paintings Ella sells for $
.
Let 
be the number of paintings Ella sells for $
.
Profit made through $ paintings is 
Profit made through $ paintings is 
So,total profit is given by 
It is given that total profit is $
So,
..(i)
Given that the total number of prints is 
So,
..(ii)
using (i) and (ii),
Answer:
45/1=45
90/2=45
135/3=45
180/4=45
225/5=45
Step-by-step explanation:
1/2 : 1
2 : 4
3 : 6
Notice that every ratio consists of a number and double the number.
For 1/2 cup lemon juice, use 1 cup sugar.
The amount of sugar is twice the amount of lemon juice.
The ratio is 1:2
Since you are told the ratio is 1:r, that means r is 2.
The unit rate is 2 cups sugar per cup of lemon juice.
