Mathematics, 07.07.2019 16:30 texas101st78
When a car travels a distance of d kilometers in time t hours, the average speed for the journey is given by a =4/t km h^-1. find: a. the average speed of a car which travels 200km in 2 1/2 hours. b. the distance travelled by a car in 3 1/4 hours if its average speed is 80 km h^-1. c. the time taken, to the nearest minute, for a car to travel 865 km at an average speed of 110 km h^-1
Answers: 1
Mathematics, 21.06.2019 22:30
Which of the following would be a reasonable estimate for the weight of a pencil? a. 1 × 10^-20 lb b. 1 × 10^20 lb c. 1 × 10^2 lb d. 1 × 10^-2 lb
Answers: 1
Mathematics, 22.06.2019 00:30
The scatter plot shows the number of animal cells clara examined in a laboratory in different months: plot ordered pairs 1, 20 and 2, 60 and 3,100 and 4, 140 and 5, 180 what is the approximate predicted number of animal cells clara examined in the 9th month?
Answers: 3
When a car travels a distance of d kilometers in time t hours, the average speed for the journey is...
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