An equation is given below
2.5r+5.5=158
what value of r makes the equation true?

a.61
b.65.4
c.163.5
d.63.2

What is the measure of the smallest angle in the diagram? 15 29 32 45

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

Which number line correctly shows 0.8 + 0.3?