It depends. How many different colors are their? If it's all yellow it's 100%. But if there are other colors like green pink or blue we need to know what colors and how many of each. Does it give any more information?
39 packages.
Because he sets aside 10, he has $15 left.
15 divided by $0.38 = 39.4736, however he cannot but a fraction of a package so you round down to 39.
Answer:
y² = x² - z²
Step-by-step explanation:
x² - y² = z²
Transpose y the other side
x² - z² = y²
or
y² = x² - z²