Answer:
first box is 4/5 and the second box (=) is 7/15
Answer:
15 days
Step-by-step explanation:
You have 5 cups of food, and you give him 1/3 a day.
So, <em>5 divided by 1/3</em>, which would get you 15 days. Or you could cross-multiply, meaning you multiply across, but in this case I just made them line up so you can see how to do it.
Answer:
25 ft
Step-by-step explanation:
The 2 triangles are similar hence the ratios of corresponding sides are equal, that is
=
= 5
multiply both sides by 5
x = 5 × 5 = 25
The height of the tree is 25 ft
Answer:
-3n + 18
Step-by-step explanation:
an = dn + (a - d)
The difference is -3.
The first term is 15.
an = -3n + (15- (-3))
an = -3n + 15 + 3
an = -3n + 18