The low temperature for 5 days was -5, -7 ,-2,2,and -3. what was the average low temperature for those days? plz ! : )

Anyone know? will mark brainliest if correct

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet