Mathematics, 26.03.2021 19:50 toxsicity
Angelina orders lipsticks from an online makeup website. Each lipstick costs $7.50. A one-time shipping fee is $3.25 is added to the cost of the order. The total cost of Angelina’s order before tax is $87.75. How many lipsticks did she order? Label your variable. Write and solve and algebraic equation. Write your answer in a complete sentence based on the context of the problem. (Please someone smart answer!)
Answers: 3
Mathematics, 21.06.2019 20:40
In each of the cases that follow, the magnitude of a vector is given along with the counterclockwise angle it makes with the +x axis. use trigonometry to find the x and y components of the vector. also, sketch each vector approximately to scale to see if your calculated answers seem reasonable. (a) 50.0 n at 60.0°, (b) 75 m/ s at 5π/ 6 rad, (c) 254 lb at 325°, (d) 69 km at 1.1π rad.
Answers: 3
Mathematics, 22.06.2019 00:30
Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)
Answers: 2
Mathematics, 22.06.2019 03:00
Ratio of circumference to diameter example plz i need to now what it looks like.
Answers: 1
Angelina orders lipsticks from an online makeup website. Each lipstick costs $7.50. A one-time shipp...
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