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3 years ago

5

Cory predicts it will take him 64 minutes to travel to Baltimore from Washington D.C. If the trip actually took 74 minutes, what

was Cory's percent error?

1 answer:

erastova [34]3 years ago

5 0

Answer:

v

Step-by-step explanation:

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Solve using Quadratic Formula <br>x^2 + 3x - 3 = 0

katrin [286]

Answer:

a= 1 , b= 3 , c= –3

$x = \frac{ - b \frac{ + }{} \sqrt{ {b}^{2} - 4ac} }{2a} \\ x = \frac{ - 3 \frac{ + }{} {} \sqrt{ {3}^{2} - 4(1)( - 3)} }{2(1)} \\ = \frac{ - 3 \frac{ + }{} \sqrt{9 + 12} }{2} = \frac{ - 3 \frac{ + }{} \sqrt{21} }{2} \\ \\ x = \frac{ - 3 \frac{ + }{} \sqrt{21} }{2} \\ \\ x = 0.79 \\ x = - 3.79$

I hope I helped you^_^

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3 years ago

Donna bought 5 bags of dog treats for 12.55. What is the cost per bag

Lera25 [3.4K]

Answer:

$2.51

Step-by-step explanation:

12.55/5= 2.51

a bag of dog treats is 2.51 per bag

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2 years ago

If Karen has 6 cups of oatmeal and she divides it into 3/4 cup servings, how many servings of oatmeal will she have?

djyliett [7]

8 servings of oatmeal

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3 years ago

The measure of an angle is 81°. What is the measure of its complementary angle?

nataly862011 [7]

Step-by-step explanation:

Let its complementary angle be x.

So

81+x=90

so, x = 9.

so

complementary angle of 81° is 9°.

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3 years ago

100% of $67 = <br> pls help

tatyana61 [14]

Answer:

$67

Step-by-step explanation:

one hundred percent means the whole value

8 0

3 years ago

Read 2 more answers