Answer:hy5 45
Step-by-step explanation:
Answer:
x = 45
Step-by-step explanation:
The average is calculated as
average = 
here the average = 50 , thus
= 50
Multiply both sides by 4
36 + 44 + 75 + x = 200
155 + x = 200 ( subtract 155 from both sides )
x = 45
Answer:
$20.47
Step-by-step explanation:
The average per student is the total amount collected divided by the total number of students:
... avg = $1003.00/(23 +26) ≈ $20.47
15cm = 6 hours
45cm = 18 hours
Answer : 18 hours
<span>20: 1,2,4,5,10,20
45: 1,3,5, 9, 15,45
so five is the greatest common factor of 20 and 45x</span>