Answers by David Cheung
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Answers by David Cheung

Answers by David Cheung
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Halley's comet takes 5 years to complete an orbit. true or false
answered Feb 11, 2018
5 votes
225k views
Paul is playing a board game and rolls two number cubes. Let A = {the sum of the number cubes is odd}, and let B = {the sum of the number cubes is divisible by 4}. List the outcomes in A ∪ B. {4, 8, 12}
answered Jan 8, 2017
4 votes
25.6k views
Poland, Bulgaria, and Romania were among what ?
answered Feb 4, 2015
1 vote
119k views
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