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2 years ago

14

Maria spend 5 hours studying and earned a 90 on her exam. If you want to score a 81, how much time do you need to spend studying

?

1 answer:

Oliga [24]2 years ago

7 0

Answer:

4hrs 30 mins

Step-by-step explanation:

5hrs-90

x-81

cross multiplying gives us

405-90x then dividing through made x=4.5 which is = 4hrs 30mins

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Yolanda spends 82/3 hours per month playing soccer. Approximately how many hours does she play soccer in a year?

Vesnalui [34]

328 because 82/3 multiplied by 12 is 328 and you do that because there's 12 months in a year and if you spend 82/3 hours per month playing soccer than you would multiply that by 12 which gives you 328 hours.

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3 years ago

5. Average (missing value). The temperature at the top of Mt. Hood in Oregon was recorded for 5 straight days. For the first fou

Nata [24]

Answer:

5°F

Step-by-step explanation:

Given that the average is obtained from;

Average = sum of scores / number of scores

Average temperature = 19.8°F

Let the temperature of the fifth day be x

Hence;

19.8 = 32 + 30 + 22 + 10 + x/5

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3 years ago

if Angela's house is assessed valuation of $61,200 and the tax rate per 100 is $3.78 what will she pay in annual real estate tax

poizon [28]

Answer:

$\boxed{\text{\$2313.40}}$

Step-by-step explanation:

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$\text{Tax} = \text{\$61 200 assessed} \times \dfrac{\text{\$3.78}}{\text{\$100 assessed}}$

Cancel the $100 assessed.

612 × $3.78 = $2313.40

Angela's real estate tax will be $\boxed{ \textbf{\$2313.40}}$

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3 years ago

F A taxicab company charges $2.80 plus $0.40 per mile. Carmen paid a fare of $8.80. Enter and solve an equation to find the numb

lisabon 2012 [21]

Answer:

15 miles

Step-by-step explanation:

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2 years ago

Read 2 more answers

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kondor19780726 [428]

Answer:

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Step-by-step explanation:

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2 years ago