The roman-parthian wars began in 66 BC and ended in 217 AD. how many years did this conflict last?

Find the area of a trapezoid with a height of 23, base 1 of 10 and base 2 of 18

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. ?

How many times larger is 6 × 10^12 than 2 × 10^7? a. 30,000 b. 3,000 c. 3,000,000 d. 300,000