A common stock
a preferred stock
a bond in a stable foreign goverment
162.15 is the answer because you have to multiply 0.15•141 then add 21.15 to the 141 :)
Is there a plot?? How do I know where each point is??
124 inches of a frame is the required amount. 31 times 4 is 124.
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.