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Lisa [10]
3 years ago
12

Help me plz !!!!!!!!!!!!!!!

Mathematics
1 answer:
seropon [69]3 years ago
8 0

Answer:

A. 2/3 book/hour

Step-by-step explanation:

rewrite the fractions as a decimal if it can make it easier for you (0.5 book/0.75 hours) then divide which is 2/3 book/hour

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El productor del números es 28. Sabiendo que el primer número es 3 unidades menor que el segundo, calcula los dos número
Rasek [7]

Answer:

Tienes 3 números, "x", "y", "z"

=> El primero es 20 unidades menor que el segundo:

El primero es "x", y el segundo es "y", entonces:

x = y - 20

=> El tercero es igual a la suma de los dos primeros:

El tercero es "z", entonces:

z = x + y

z = (y - 20) + y

z =  2y - 20

=> Entre los tres suman 120

x + y + z = 120

y - 20 + y + 2y - 20 = 120

4y - 40 = 120

4y = 160

y = 40

Si y = 40, entonces:

x = y - 20

x = 20

Además, z = 2y - 20

z= 60

RPTA:

x=20

y=40

z=60

Step-by-step explanation:

8 0
3 years ago
Simplify. (h + 12) + (p +24) a) hp + 288 b) hp + 36 c) 12h + 24p d) h + p + 36
KIM [24]

(h+12) + (p+24)

h+p+12+24 = h+p+36

8 0
3 years ago
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Christy dove to a depth of 12 feet below the surface of the water. Write the depth as an integer
puteri [66]
-12 because surface is usually considered as "0" so 12 ft below the surface means -12.
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Express 1400 as a product of its prime factors in index form
exis [7]

Answer:

2^3 X5^2 X7

Step-by-step explanation:

Given the number: 1400

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We can express 1400 as a product of its prime numbers by gradually decomposing it into smaller units.

1400=14X100\\14=2X7\\100=10X10=2X5X2X5\\$Therefore:\\1400=2 X 7 X 2 X 5 X 5 X 5\\Reorganising\\1400=2 X 2 X 2 X 5 X 5 X 7\\Therefore, 1400 expressed as a product of its prime factors is:\\1400=2^3 X5^2 X7

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Write a whole number that round to 800 if we rounding to nearest ten thousand
LUCKY_DIMON [66]
790  i think sorry if it's wrong :/
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3 years ago
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