eudorajay eudorajay

19-12-2019
Mathematics

contestada

A car travels 30 1/5 miles in 2/3 of an hour. What is the average speed, in miles per hour, of the car

A car travels 30 15 miles in 23 of an hour What is the average speed in miles per hour of the car class=

Respuesta :

Yang100 Yang100

19-12-2019

Answer:

45.3 miles per hour

Step-by-step explanation:

1 hour=60 minutes

60/3=20

20*2=40

----------------------------

30 1/5=151/5

(151/5)/40=x/60

cross product

40*x=(151/5)*60

40x=9060/5

40x=1812

x=1812/40

x=45.3

Answer Link

Otras preguntas

Which world history periodization fits with the Big History field of historical study a) prehistory- modern era b)stone age- industrial age c)beginning of time

Which statement best explains why the western front turned into a stalemate during World War I? The construction of trenches made it hard for either side to adv

a box of 10 markers weighs 105 grams. if the box weighs 15 grams how much do each marker weigjs

Which of the following Great Society programs best illustrate that Lyndon Johnson disagreed with the views of most Southern Democrats in the 1960's? Select one:

The agenda of the media is primarily to make money unless _____.

Why is it important that the phospholipid bilayer be both hydrophobic and hydrophilic?

what are 2 prime numbers that add up to get 85

a period of weather is called what? it made farming difficult.

Both the New Frontier and the Great Society shared the idea that: Select one: a. foreign trade should be cut to a minimum. b. the federal government should meet

A food source that contains all the essential amino acids is called a(n): complete protein incomplete protein fatty acid whole grain