maddiigirl1432 maddiigirl1432
  • 20-01-2018
  • Mathematics
contestada

Madelynne hopped 12 times in 15 seconds. What is her speed in hops per minute?

Respuesta :

19knieriemenaoxoj9t 19knieriemenaoxoj9t
  • 20-01-2018
im pretty sure its 3.2

Answer Link
texaschic101
texaschic101 texaschic101
  • 20-01-2018
1 minute = 60 seconds

12 / 15 = x / 60.....12 times to 15 seconds = x times to 60 seconds
cross multiply
(15)(x) = (12)(60)
15x = 720
x = 720/15
x = 48 <=== Madelynne hopped 48 times in 1 minute
Answer Link

Otras preguntas

are there any birds that can't fly
(12x³+3x²-108)÷ (3x-6) use long division to find the quotient below.
Combine like terms to simplify the expression:     7x + 3y – 2 + 6x – 1 – y2  A.–2y3 + 13x – 3  B.–y2 + 3y + 13x – 3  C.–y2 + 3y + 42x2 –3  D.–3y3 + 13x2 – 3
the expression (3x^2)^4/9x^3 is equivalent to which other expression
3.79 rounded to the nearest tenth
what is 8.94 rounded to the nearest tenth
What does this example of personification mean?"The funeral raced by me in a blur."
subtract and simplify10/w -1/3
Why do people read newspaper?
1. Carbon dioxide is mainly stored in what two parts of our planet?2. What has recently caused atmospheric carbon dioxide to increase?3. List 2 similarities an