Answer:
(3x5 - 10) • (10x5 + 3)
Step-by-step explanation:
Answer:
Yes, they're proportional and the constant of proportionality is 7.7.
Step-by-step explanation:
They are proportional because 46.2÷6=7.7 and 107.8÷14 also equals 7.7. This also means that 7.7 is the constant of proportionality.
Answer:
25
Step-by-step explanation:
In her first 5 days, she reads 80 pages. That means that per day, she reads 16 pages. Then, she had 400 pages left, since 480-80 = 400.
So, you divide 400/16 = 25 days.
Step-by-step explanation:
these are 2 similar triangles.
that means they have the same angles. and all sides have the same scaling factor between the 2 triangles.
so,
10/28 = 5/h
Answer:
We need to find, the number of cups of yellow paint should mix with 1 cup of blue paint to make the same shade of green. We know, produce same shade ratio should be constant. Let, cups of yellow shade is x. Therefore, cups of yellow shades required is (5)