Answer:
commutative
Step-by-step explanation:
you are typing the same numbers but in different order
I am currently doing this right now, make them equal each other, then follow what i do:
Answer:
Grace should use her phone for 58 minutes to maintain an average of 55 minutes.
Step-by-step explanation:
Usage of first month = 43 minutes
Second month = 62 minutes
Third Minutes = 57 minutes
Let, the usage of fourth month = k minutes
Mean of the data = 5 minutes
Now, Average of a Data =
⇒
or, 55 x 4 = 162 + k
⇒ 220 - 162 = k
or, k = 58 minutes
So, Grace should use her phone for 58 minutes to maintain an average of 55 minutes.
Hey! I've had the same quiz earlier and these answers below are correct. Hope this helps you out and have a great day :)
Answer:
17/6 or 2 5/6
Step-by-step explanation:
510 and 180 simplified is a fact, there is no explanation here to be done.
Hope this helped!