(4.5+7.6)-8*2.5 i really need with this problem

Two lines parallel to the same plane are parallel to eachother

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

There are three grizzly bears in the city zoo. yogi weighs 400.5 pounds, winnie weighs 560.35 pounds, and nyla weighs 628.29 pounds. what is the average weight of the three bears? (hint: what do they weigh all together? ) a. 502.97 pounds c. 604.38 pounds b. 529.71 pounds d. 794.57 pounds