Answer:
what was the initial amount?
Step-by-step explanation:
i might need more information.
It is given in the question that a parade traveled 9 miles in 3 minutes.
Here distance is 9 miles and time is 3 minutes.
We have to find how many miles travelled per minute. It means , we have to find the speed, and the formula of speed is
![speed = \frac{distance}{time}](https://tex.z-dn.net/?f=speed%20%3D%20%5Cfrac%7Bdistance%7D%7Btime%7D)
Substituting the values of distance and time, we will get
![speed = \frac{9}{3} miles/minutes](https://tex.z-dn.net/?f=speed%20%3D%20%5Cfrac%7B9%7D%7B3%7D%20miles%2Fminutes)
![speed = 3 miles/minutes](https://tex.z-dn.net/?f=speed%20%3D%203%20miles%2Fminutes)
Therefore the parade travelled 3 miles per minute .
Generate a frequency table for the following data: 3, 12, 25, 2, 3, 6, 17, 17, 15, 13, 20, 12, 21, 18, 19.
abruzzese [7]
A should be the answer sorry is incorrect
I have to assume that you want the answer in Spanish *but without using accents).
Usa las siguientes variables:
d = numero de habitaciones dobles
i = numero de habitaciones individuales
Por la primera premisa:
d + i = 180
Por la segunda premisa, los costos son tales que:
78d + 72i = 7839
Para resolver ese sistema podemos despejar una de las variables de la primera ecucacion y sustituir en la segunda:
i = 180 - d
78d + 72 (180 - d) = 7839
78d + 12960 - 72d = 7839
De aqui ya veo que va a dar un numero negativo para el numero de habitaciones dobles, asi que supongo que algun dato en el enunciado esta equivocado.
6d = 7839 - 12960 = -5121
=> d = -5121 / 6 = - 853.5
Al corregir los datos podras seguir el procedimiento que te he explicado para encontrar la solucion.
Answer:
3.4
Step-by-step explanation: