Answer:
30 ounces
Step-by-step explanation:
First you have to make the proportion ounces to servings.
Then you put 12 for ounces and 8 for servings.
After you put an equal sign and after the equal sign you put for ounces an x and for servings 1.
Then you put 8x=12.
after you divide 8x by 8 to get x and 12 by 8 to get 1.5.
Lastly you do 1.5 times 20 to get 30.
Answer:
c. 33.52
Step-by-step explanation:
after adding it all up then subtracting 13% u divide it by 4.
Answer: Annie needs 13 quarts of coffee
Step-by-step explanation:
Answer:
a
n
=
−
2
n
+
15
Step-by-step explanation:
This is an arithmetic sequence since there is a common difference between each term. In this case, adding
−
2
to the previous term in the sequence gives the next term. In other words,
a
n
=
a
1
+
d
(
n
−
1
)
.
Arithmetic Sequence:
d
=
−
2
This is the formula of an arithmetic sequence.
a
n
=
a
1
+
d
(
n
−
1
)
Substitute in the values of
a
1
=
13
and
d
=
−
2
.
a
n
=
13
+
(
−
2
)
(
n
−
1
)
Simplify each term.
Tap for more steps...
a
n
=
13
−
2
n
+
2
Add
13
and
2
.
a
n
=
−
2
n
+
15
Answer: $29.70
Step-by-step explanation:
250 times the annual interest (12%) is converted to 250 times .12 = 29.70
