The correct answer is: 19.39
Explanation:
Given numbers:
22.10, 13.45, 25.10, 17.20, 19.10
Total numbers = 5
Now to find the average of the given sequence, follow these steps:
Step-1:
Add all the numbers to get the total sum:
22.10 + 13.45 + 25.10 + 17.20 + 19.10 = 96.95
Step-2:
Divide 96.95 by 5 to get the average number:
Hence the correct answer is 19.39.
They need to babysit for 10 hours to have same money each day.
Step-by-step explanation:
On Thursday;
Charges = $3 per hour
Initial fee = $40
let x be the number of hours.
T(x) = 3x+40
On Friday;
Charges = $4 per hour
Initial fee = $30
F(x)= 4x+30
The cost will be same when;
T(x) = F(x)
They need to babysit for 10 hours to have same money each day.
Keywords: functions, addition
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