2 years ago

I figured out the first part but not B and C

1 answer:

3 0

<u>biomass can be converted directly into liquid fuels, called "biofuels," to help meet transportation fuel needs. The two most common types of biofuels in use today are ethanol and biodiesel, both of which represent the first generation of biofuel technology.</u>

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Qasim and Alejandra both earn $15 an hour at their job. This week Alejandra worked three hours more than Qasim. If h represents

joja [24]

Answer:

Alejandra worked 8 hours and Qasim worked 5

Step-by-step explanation:

195/15 is 13. They worked 13 hours in total. 8 is 3 more than 5 and together they equal 13.

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3 years ago

Help me! <br>This is Algebra problem

aleksklad [387]

Answer:

They paid 16 3/4% tax

Step-by-step explanation:

9%+1 3/4%+6%=16 3/4%

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2 years ago

The graph of the equation y=7x-3 has what slope?

Nikitich [7]

The slope of the line would be 7

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3 years ago

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Alice subscribes to the symphony. the cost is $295.55 for 32 performances. if alice sells you four tickets, what will they cost

Jobisdone [24]

32 performance = $295.55

1 performance = 299.55 ÷ 32 = $9.24

4 performance = $9.24 x 4 = $36.96

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Answer: It will cost $36.96.
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3 years ago

Sample annual salaries (in thousands of dollars) for public elementary school teachers are listed. Find the sample standard devi

faust18 [17]

Answer:

The standard deviation is 9.34

Step-by-step explanation:

First we need to find mean of the sample:

$m=(23.9+15.3+40.2+30.3+12+22.8)/6=24.08$