Mathematics, 16.05.2020 06:57 llnapier8924
. Rachel travelled 240 km in 4 hours by train and then travelled 120 km in 3 hours by car and 3 km in 1/2 hour by cycle. What is the average speed during the whole journey?
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 19:00
Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.
Answers: 2
Mathematics, 21.06.2019 19:20
When are triangles considered similar? a. corresponding angles are equal andcorresponding sides are proportionalb. corresponding angles are proportional andcorresponding sides are equalc. corresponding angles are equal orcorresponding sides are proportionald. corresponding angles are proportional orcorresponding sides are equal select the best answer from the choices providedmark this and retumsave and exitnext
Answers: 2
Mathematics, 21.06.2019 21:40
The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =
Answers: 2
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
You know the right answer?
. Rachel travelled 240 km in 4 hours by train and then travelled 120 km in 3 hours by car and 3 km i...
Questions
Mathematics, 20.07.2019 23:50
English, 20.07.2019 23:50
History, 20.07.2019 23:50
Mathematics, 20.07.2019 23:50
Advanced Placement (AP), 20.07.2019 23:50
Biology, 20.07.2019 23:50
Mathematics, 20.07.2019 23:50
History, 20.07.2019 23:50
Geography, 20.07.2019 23:50
