The radius of the front wheel of Paul's bike is 56cm. Paul goes for a cycle and travels 75.1km.
How many full revolutions did Paul's front wheel complete?

What is an alternate exterior angle

Draw a scaled copy of the circle using a scale factor of 2

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500