Fig 15.12 shows the cross section of a dam section .How many m cube of concrete will it take to build a 100-m length of this wall?​

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. ?

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41

Solve this problem! extra ! 3025/5.5 = a/90.75