If i have an A+ ( 100%) in a class, and got a D- ( 60-69%) on a quiz what will my grade now be?

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5