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soldi70 [24.7K]
3 years ago
8

Find the missing number in this proportion 63/21=9/?

Mathematics
1 answer:
puteri [66]3 years ago
8 0

Answer:

let missing number be x

63/21=9/x

or. 63x=9*21

or 63x=189

or x=189/63

or x=3

. missing number of this proportion=3

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Calcula la altura de Juan sabiendo que proyecta una sombra de 2 metros en el momento en que Pedro que mide 1,80 metros proyecta
den301095 [7]

Answer:

La altura de Juan por lo tanto es de 1.6 metros de altura

Step-by-step explanation:

Segun los datos que se encuentran en el ejercicio, tenemos lo siguiente:

Juan proyecta una sombra de 2 metros en el momento en que Pedro que mide 1,80.

Supongamos que x es la altura de juan que tenemos que calcular.

La altura de Juan por lo tanto la podemos calcular de la siguiente manera con la siguiente formula:

x= (1.8 metros/2.25 metros)*2

x=1.6 metros

La altura de Juan por lo tanto es de 1.6 metros de altura

5 0
3 years ago
Jennifer jogged over to Collin's house last Saturday. She first ran from her house to the lake, which took her 15 minutes. She t
Alexus [3.1K]
Just work the problem in reverse.
1:14pm - 24 minutes would be 12:50pm.
12:50pm - 15 minutes would be 12:35pm.
Jennifer left her house at 12:35pm.
5 0
3 years ago
If the width of a rectangle is x + 2 and the length is twice as long, what is the area?
lawyer [7]
A=(x+2)(2(x+2)=(x+2)(2x+4)=2x^2+4x+4x+8=\\
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4 0
3 years ago
F(x) = x2. What is g(x)?
wolverine [178]

Answer:

A

Step-by-step explanation:

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which is correct.

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3 years ago
If the number is divisible by 6 color it brown, all other numbers color orange​
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Where is the question?
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