Reduce 45/60 to lowest terms

What is the effect on the graph of the parent function f(x) = x when f(x) is replaced with 3f(x)? a) shifts the line 3 units up b) shifts the line 3 units down c) increases the slope of the line by a factor of 3 d) decreases the slope of the line by a factor of 3

What could explain what happened when the time was equal to 120 minutes

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels