Help please!!! 8th grade easy math

Mathematics

2 answers:

dem82 [27]3 years ago

7 0

Your answer is 3.0 x 10^11. You just divide 3.6 by 1.2 and then add the exponents to get the amount of zeros in your final answer.

Damm [24]3 years ago

7 0

The answer is C. 3.2 x 10^5

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Paula a college student earned $3,600 one summer during the following semester she spent $2500 for tuition $650 for rent and $43

Fed [463]

The fraction you are looking for is expenses/earnings

So (2500+650+434)/3600
=224/225

If you want to turn this into a percentage just multiply by 100, to give you 99.56%.

3 0

3 years ago

PLSSS SOMEONE NEED HELP PLSSS!!!!

kakasveta [241]

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7 0

3 years ago

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Solve for f(-2) <br> PLEASE HELPPPPP

viva [34]

Answer:

5/9

Step-by-step explanation:

f(x) = 5 * 3^x

Let x = -2

f(-2) = 5 * 3^-2

We know a^-b = 1/a^b

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2 years ago

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Help me fast I need please

ale4655 [162]

Answer:

2/9

Step-by-step explanation:

Since there are 18 total eggs (cracked, white, brown) we can say that the denominator will be 18.

There are 8 white eggs, and when half of those are cracked there will be 4 uncracked and 4 cracked, so 4/18.

Simplify 4/18 to 2/9 and there is your answer.

4 0

2 years ago

2. A bank representative studies compound interest, so she can better serve

Kaylis [27]

Answer:

Step-by-step explanation:

Given that a bank representative studies compound interest, so she can better serve customers. She analyzes what happens when $2,000 earns interest several different ways at a rate of 2% for 3 years.

a) the interest if it is computed using simple interest. 12.00

= $\frac{2000(3)(12)}{100} \\=720$ dollars