Mathematics, 04.12.2019 01:31 omar9844
Radiocarbon dating is effective on specimens up to 40,000 years old. in 1953, a nuclear chemist was trying to determine the age of some scrolls that were recently found. carbon-14 has a half- life of 5730 years. if he found 79.2% of the original carbon-14 still present, in about what year were the scrolls made?
Answers: 3
Mathematics, 20.06.2019 18:04
Mp model with mathematics explain how the number of text messages dario sent and the cost form an arithmetic sequence.then write an expression to find dario's text messaging bill if he sends n text messages over 250.
Answers: 2
Mathematics, 21.06.2019 18:00
The los angels ram scored 26, 30, 48, and 31 pts in their last four games. how many pts do they need to score in super bowl liii in order to have an exact mean average of 35 pts over five games. write and solve and equation. use x to represent the 5th game.
Answers: 1
Mathematics, 21.06.2019 19:30
Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?
Answers: 1
Mathematics, 21.06.2019 20:30
Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: Ο d. 9: Ο e. 30: Ο
Answers: 1
Radiocarbon dating is effective on specimens up to 40,000 years old. in 1953, a nuclear chemist was...
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