3 years ago

Item 10

Mathematics

1 answer:

vfiekz [6]3 years ago

5 0

Answer:

21 Students

Step-by-step explanation:

140 x .15 = 21

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inn [45]

$x^{2} - 3x^{2} - 16x + 48 = 0$

$x^{2} (x - 3) - 16(x - 3) = 0$

$(x - 3) ( x^{2} - 16) = 0$

$(x - 3) (x - 4) (x + 4) = 0$

$x = -4, 3, 4$

The zeros are: -4, 3, 4

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3 years ago

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BigorU [14]

Hello Austint1414

The answer in standard form would be <u><em>70,633,999,564,087,001</em></u>

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3 years ago

3 part question. If answer all(brainilest will be given.

docker41 [41]

Answer:

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3.24 months

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3 years ago

Kelly earns $178.50 in interest on an account that earns simple interest at a rate of 4%. If she kept the money in the account f

Otrada [13]

Answer:

$892.50

Step-by-step explanation:

The amount of interest earned is given by ...

I = Prt

Filling in the given values, we have ...

$178.50 = P·0.04·5

Dividing by 0.20 gives ...

$178.50/0.20 = P = $892.50

The principal amount in Kelly's account is $892.50.

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3 years ago

A train leaves a station and travels north at a speed of 105105 km/h. twotwo hours later, a second train leaves on a parallel

hram777 [196]

Let x = hours to meet

train one has a 2 hour head start or 210 km head start

210 + 105x = 135x
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x = 7 hours to meet

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3 years ago