Hello,
Please, see the attached files.
Thanks.
Answer:
103.5 hours
Step-by-step explanation:
621/6 = 103.5 hours each month
Answer:
15
Step-by-step explanation:
Where n represent no.of sides
(2n-4)90=2340
180n-360=2340
180n=2340+360
180n=2700
n=15
Answer: 64
Step-by-step explanation:
If there are 4 cups in each quart multiply 16 quarts by 4 and you get 64 :)
Answer:
Sea level is 0 meters. A cliff by the ocean is 12 meters above sea level. Around that area, the seafloor is 8 meters below sea level. How many meters is the top of the cliff to the seafloor?
How to solve:
8 below zero is -8
The expression 12 - (-8) is the same as the expression 12 + 8
12 + 8 = 20
20 meters
