It should be 50(x+5). Let me know if you want more of an explanation.
Answer:
Percentage of error by Clare is estimated as 4.1667 %.
Step-by-step explanation:
Height measured by Clare = 4 feet
Height measured by Doctor = 4 feet, 2 inches
Percentage error = ?
Percentage error = Difference/ Actual height *100
Percentage error = (2/ (4*12))*100
Percentage error = 4.1667 %
The accurate height is measured by Doctor, as he have more accurate measurement system.
Answer: 
Step-by-step explanation:
See attached image.
Answer:D
Step-by-step explanation:
