Mathematics, 10.05.2021 20:10 monk68
A plane flew from Smithtown to Johnsville and back. The duration of the trip there was 1 hour less than the duration of the trip back. The average speed on the trip there was 300 mph. The average speed on the trip back was 280 mph. How many hours did the trip take?
Answers: 3
Mathematics, 21.06.2019 19:30, HockeyBlockpk7039
Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3
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Mathematics, 21.06.2019 23:20, jessicasbss6840
Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g
Answers: 1
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