waiskhaliqi waiskhaliqi

15-11-2020
Mathematics

contestada

A train travels 16.8 km in 25 mins. find the speed of the train in
(i)km/h (ii) m/s.

Respuesta :

Qetsiyah4 Qetsiyah4

15-11-2020

i. Distance = 16.8 km

Time = 25 mins = 5/12hours

Speed = distance/time

= 16.8÷(5/12)

= 16.8 × 12/5

= 40.32 km/h

ii. In m/s = 40.32/3.6

= 11.2 m/s

Answer Link

Otras preguntas

How was bacon's rebellion of 1676 an example of the consequences of too many ex indentured servants?

Explain why scientific methods are important and why there is not one establish way to conduct an investigation

whats the estimate of the product 895?

central government divides power is

Folkways include all of the following except a. murder. b. not putting food in your mouth with a knife. c. shaking hands when you are introduced to someone. d.

The shape of the nucleus is maintained by A. the nucleolus. B. the nuclear lamina. C. the nuclear envelope. D. the endoplasmic reticulum.

Line segment PQ is shown on a coordinate grid: (see image below) The line segment is rotated 270 degrees counterclockwise about the origin to form P'Q'. Which s

give a detailed explanation of how you can use the laboratory technique of titration to determine the concentration of a sodium hydroxide solution

Select the correct answer. Which statement is true according to the quantum model of the atom? A. When an electron drops down from a high energy level to a lo

what is the × variablefrom the equation -3+×=7