Fraction of shampoo left = 
Solution:
Given fraction of full shampoo 
.
Fraction of shampoo Margaret used 
Fraction of shampoo left = Full shampoo – fraction of shampoo used
To make the denominators same do cross multiplication.
Hence of the shampoo bottle is left.
#1 is y=1 ill give you the others in a min.
Answer: Yes, because you only need 249 in^2 and it will cover 280 in^2
Step-by-step explanation:
SA=LW+2WH+2LH
SA=13(9)+2(9)(3)+2(13)(3)
SA=249 IN
Answer:
B= Surface Area, C=Volume
Step-by-step explanation:
For the cardboard, since it is the outside of the juice box, the surface area is needed. The inside is not needed, so it would not be volume. In a similar way, C can be answered.
Answer: 18 color papers
Step-by-step explanation:
The ratio of color paper to white paper is 3:8 which means that for every 3 color papers there should be 8 white papers.
If there are 48 white papers therefore, you need to use direct proportion to solve for the color papers:
3 : 8
x 48
8x = 144
x = 144 / 8
x = 18 color papers
