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rjkz [21]
3 years ago
10

Of 800 cars that drove on a street during a week ,0.75% exceeded the 25 mile per hour speed limit by more than 10 miles per hour

. How many cars drove over 35 miles per hour?
Mathematics
1 answer:
Sunny_sXe [5.5K]3 years ago
3 0

Answer:

No of cars drove over 35 miles per hour = 6

Step-by-step explanation:

total cars = 800

if 0.75% of total cars exceeded 25 miles per hour speed limit by more than 10 miles per hour. It means that 0.75% of total cars drove over 35 miles per hour.

Now, No of cars that drove over 35 miles per hour = 0.75% of 800

                                                                                     =   \frac{0.75}{100}\times {100}

                                                                                     = 6

So, 6 cars drove over a speed of 35 miles per hour

                                                                               

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Sholpan [36]

Answer:

Lia needs 7\frac{2}{4}\ cups of flour and corn meal.

Step-by-step explanation:

Given:

Amount of flour needed = 2\frac{3}{4} \ cups

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Amount of flour needed =  \frac{11}{4}\ cups

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4\frac{3}{4}\ cups can be Rewritten as \frac{19}{4}\ cups

Amount of Corn meal needed =  \frac{19}{4}\ cups

We need to find the total amount of of flour and cornmeal she needs.

Solution:

Now we can say that;

the total amount of of flour and cornmeal she needs is equal to sum of Amount of flour needed and Amount of Corn meal needed.

framing in equation form we get;

the total amount of of flour and cornmeal she needs = \frac{11}{4}+\frac{19}{4}=\frac{11+19}{4}=\frac{30}{4}\ cups\ \ OR\ \ 7\frac{2}{4}\ cups

Since Answers are not given:

Kindly chose the answer which contains below data.

Hence Lia needs 7\frac{2}{4}\ cups of flour and corn meal.

5 0
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Answer:

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Step-by-step explanation:

If y =f(x)

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