Mathematics, 23.04.2020 04:27 ramirez5571
Based on fossil evidence, about how long ago did the first
single-celled life form appear on Earth?
130 MYA
Flowers
300 MYA
Dinosa
130 million years ago
00 MYA
Land It
200 MYA
Mammals
2.5 billion years ago
4.1 billion years ago
Answers: 2
Mathematics, 21.06.2019 19:30
Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500
Answers: 2
Mathematics, 21.06.2019 22:30
Maria found the least common multiple of 6 and 15. her work is shown below. multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, . . multiples of 15: 15, 30, 45, 60, . . the least common multiple is 60. what is maria's error?
Answers: 1
Mathematics, 21.06.2019 22:30
There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?
Answers: 2
Based on fossil evidence, about how long ago did the first
single-celled life form appear on E...
single-celled life form appear on E...
Computers and Technology, 10.03.2020 07:24
Computers and Technology, 10.03.2020 07:25