camarianascottoydqpq camarianascottoydqpq
  • 15-11-2017
  • Mathematics
contestada

Lilli jogs 1/2 mile in 1/10 hour.

What is Lilli's rate in miles per hour?


(A) 5
(B) 1/20
(C) 1/5
(D) 20

Respuesta :

texaschic101
texaschic101 texaschic101
  • 15-11-2017
(1/2) / (1/10) = x / 1.....1/2 mile to 1/10 hr = x miles to 1 hr
cross multiply
(1/10)(x) = (1/2)(1)
1/10x = 1/2
x = (1/2) / (1/10)
x = 1/2 * 10
x = 10/2
x = 5 <=== 5 miles per hr
Answer Link

Otras preguntas

Solve the inequality 5x+10y<40
What is the value of f (x) when x = 6?
. If triangle ABC has a right angle at C, the ratio AC: AB is called the sine ratio of angle B, or simply the sine of B, and is usually written sin B. What shou
In the Nicomachean Ethics, how does Aristotle describe the virtue of courage, liberality, and friendliness? What vice of deficiency and excess correspond to eac
Solve the equations. \sqrt(y^(4)+2y^(2)+1)=y^(2)+1
What would be the concentration if we were to mix 200 grams of 10% sugar solution and 300 grams of 20% sugar solution
What is the sum of 40/100+60/100+30/100+81/100
4c + 5d - 10c +12 - 11d + c
Fill in the blanks to test your knowledge. Continue trying until you can answer all the questions correctly in one pass. Stalin joined forces with the United St
Given right triangle ABC with altitude BD drawn to hypotenuse AC. If AD = 8 and DC = 8, what is the length of BD?