A bicycle wheel of radius 42cm is rolled over a... - WAEC Mathematics 2000 Question
A bicycle wheel of radius 42cm is rolled over a distance 66 meters. How many revolutions does it make?[Take (\pi = \frac{22}{7})]
A
2.5
B
5
C
25
D
50
Ask EduPadi AI for a Detailed Answer
Correct Option: C
circumference of the bicycle wheel
(= 2\pi r = 2 \times \frac{22}{7} \times 42 - 264cm = 2.64m\)
Number of revolution
(=\frac{66}{2.64} = 25)
Please share this, thanks:
#WAEC #WAEC
Add your answer
No responses