To find the mean, add up all the test scores and divide by the number of tests:
524/10 = 52.4.
Answer:
is the number of quarters and 
is the number of dimes
Step-by-step explanation:
we know that
Let
x-----> the number of dimes
y------> the number of quarters
we know that
-----> equation A
----Isolate the variable y
-----> equation B
Substitute equation B in equation A
Find the value of y
therefore
is the number of quarters and is the number of dimes
Answer:
See below.
Step-by-step explanation:
81/(14-5)*2
81/9*2
9*2
18
-hope it helps
Answer:
$10294.20
Step-by-step explanation:
8550 increase 20.4% =
8550 × (1 + 20.4%) = 8550 × (1 + 0.204) = 10294.2
Answer:
Make two piece of this figure
Step-by-step explanation:
then use formula of v = l × b × h
