Mathematics, 27.06.2019 18:40 annsmith66

3of 6 ryan and mary are both travelling by train. ryan's train travels 80 km in 50 minutes. mary's train travels 270 km. it leaves at 13: 10 and arrives at 15: 25. work out the difference, in km/h, between the average speed of their trains. km/h

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 13:50

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

Answers: 2

Answer

Mathematics, 21.06.2019 17:00

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Answers: 1

Answer

Mathematics, 21.06.2019 21:00

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?

Answers: 1

Answer

Mathematics, 21.06.2019 22:30

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

Answers: 1

Answer

You know the right answer?

3of 6 ryan and mary are both travelling by train. ryan's train travels 80 km in 50 minutes. mary's t...

Questions