Answer:
9:00 P.M.
Step-by-step explanation:
All 3 bells ring at 9AM
1st bell: every 2 hours:
9AM, 11AM, 1PM, 3PM, 5PM, 7PM, 9PM
2nd bell: very 3 hours:
9AM, 12AM, 3PM, 6PM, 9PM
3rd bell: every 4 hours:
9AM, 1PM, 5PM, 9PM
So All 3 bells will ring at 9PM again
Total marbles = 13
Number of yellow = 2
probability of getting yellow = 2/13
Answer:
For 6: A
For 7: B
Step-by-step explanation:
It requires graphing. For circumcenter, you draw a perpendicular line from each vertex to opposite side of that vertex and the intersection of those lines is the point of circumcenter.
Answer:
A≈118.2
Step-by-step explanation:
r= Radius= 3.5
l= Slant height= 7.25
A= πrl+πr2= π·3.5·7.25+π·3.52≈118.20242
