Answer = 150 minutes
So 1 class has 50 minutes
Addition way )
50 + 50 + 50 = 150 minutes
multiplication way )
50 * 3 = 150 minutes
130.47 - 108.17
22.3 percentage increase
1/3 of $44.955 is 149.85 US$
Answer:
24 = questions on test
Step-by-step explanation:
Questions answered correctly = questions on test * percent answered correctly
We know that she answered 18 correctly and that 75% were answered correctly
Substitute this information into the equation
18 = questions on test *.75
Divide by .75 on each side
18/.75 = questions on test *.75/.75
24 = questions on test
