If you got 1 wrong on a test that had 5 questions, how did you do? I got a D If you get a 60% on a test, what was your
Score? 80%
I need a explanation for these

Which statement justifies why angle ebc measures 90?

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.

Use this graph to find the cost of 6 show tickets