Mathematics, 15.04.2020 02:13 johrenandez
Carbon-14 has a half-life of 5,730 years. A fossil is found that has 22% of the carbon-14 found in a living sample. How old is the fossil? (Round your answer to the nearest year.)
Answers: 2
Mathematics, 21.06.2019 15:30
Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?
Answers: 1
Mathematics, 21.06.2019 21:30
Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups
Answers: 3
Mathematics, 21.06.2019 21:30
Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.
Answers: 1
Carbon-14 has a half-life of 5,730 years. A fossil is found that has 22% of the carbon-14 found in a...
Mathematics, 14.03.2020 02:46