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Naddik [55]
3 years ago
10

PLEASE , ANYONE SAY THE ANSWER!! PLEASE I NEED IT , PLS ANYONE HELP

Mathematics
1 answer:
klasskru [66]3 years ago
7 0

Answer:

<h2><em><u>B. 20% because he only got 400 back</u></em><em><u> </u></em></h2>

<em>Pls</em><em> </em><em>Mark</em><em> </em><em>me</em><em> </em><em>as</em><em> </em><em>brainliest</em><em> </em>

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If 3 pounds of apples cost $1.89 how much do 5 pounds cost
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Answer:

$3.15

Step-by-step explanation:

divided by 3 then multiplied by 5

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Find the value of xfind the value of 6 x by 3 ​
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<h2><em><u>2</u></em><em><u>x</u></em></h2>

Step-by-step explanation:

<h2><em><u>6</u></em><em><u>x/</u></em><em><u>3</u></em><em><u>=</u></em><em><u>2</u></em><em><u>x</u></em></h2>

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3 years ago
A spherical hot air balloon has a diameter of 55 feet when the balloon is inflated the radius increases at a rate of 1.5 feet pe
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Answer: 46.90mins

Step-by-step explanation:

The given data:

The diameter of the balloon = 55 feet

The rate of increase of the radius of the balloon when inflated = 1.5 feet/min.

Solution:

dr/dt = 1.5 feet per minute = 1.5 ft/min

V = 4/3·π·r³

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The radius, r₂ at the point is

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= 348278.33 ft³

348278.333333

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The time for the radius to increase to the

above length

Time taken for the radius to increase the length.

= is 70.369 ft/(1.5 ft/min)

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46.90mins is the time taken to inflate the balloon.

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If angle H equals 90 degrees, line GJ is ______ GH.
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C

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