Answer:
C≈37.7
Step-by-step explanation:
C=2πr=2·π·6≈37.69911
<h3><em>i rounded</em></h3><h3><em /></h3>
9514 1404 393
Answer:
60
Step-by-step explanation:
Let m represent the mark Cheryn scored on her first quiz. Then her average is ...
(m +76 +89)/3 ≥ 75
m +165 ≥ 225 . . . . . . . . multiply by 3
m ≥ 60 . . . . . . . . . . . . subtract 165
Cheryn scored a minimum of 60 marks on her first quiz.
Answer:
9 minutes
Step-by-step explanation:
60=15+5t
45=5t : subtract 15 from both sides
9=t : divide by 5 for both side
Answer:
y > 2
Step-by-step explanation:
1) 
Divide both sides by <em>3</em>.
2) 
Move the constant to the right side and change it's sign.
3) 
Subtract the numbers.
4) 