Answer:
a = 2/3
Step-by-step explanation:
(4(x+1) + 20 )/(x+1) = 16
4x + 4 + 20 = 16x + 16
12x = 8
x = 2/3
Answer:
She has 607 nickels
Step-by-step explanation:
40 x 15 + 7 = 607
Answer:
Step-by-step explanation:
<SRQ = 270 degrees
<RPQ is just 31 degrees short of that amount.
<RPQ = <SRQ - 31
<RPQ = 270 - 31
<RPQ = 239
Answer:
Number of trials are 250.
Step-by-step explanation:
A researcher finds 15% of all commuters in a metropolitan area take the train to work.
The researcher polls 250 people in the area to ask them whether they take the train to work or not.
We have tell the number of trials for this binomial experiment.
Researcher will do 250 trials to confirm whether they take the train work and this irrespective of their response.
Answer:
0.62 is the answer
Step-by-step explanation:
