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Verdich [7]
3 years ago
9

At a school dance, the ratio of girls to boys is 8:3. If there are 528 students at the dance, how many are boys and how many are

girls?
Mathematics
1 answer:
weqwewe [10]3 years ago
6 0

Answer:

144 boys and 384 girls

Step-by-step explanation:

8 girls to every 3 boys. You can make an equation to solve this: 8x + 3x = 528. 528 = 11x. Then divide 528 by 11 to get 48. x=48. 8(48) = 384 girls. 3(48) = 144 boys.

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AlladinOne [14]

Answer:

x = 1 1/6, x = 1.16

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3 0
3 years ago
Read 2 more answers
In a right triangle one leg measures a quarter of the other, how much do its acute angles measure? with procedure please​
KATRIN_1 [288]

Answer:

The answer to your question is 14° and 76°

Step-by-step explanation:

Data

leg 1 = x

leg 2 = x/4

angle 1 = ?

angle 2 = ?

Process

To solve problem use trigonometric functions. We must use the trigonometric function that relates both legs (tangent).

    tangent Ф = Opposite side / Adjacent side

-Substitution

    tan Ф = (x/4) / x

-Simplification

    tan Ф = x / 4x

    tan Ф = 1/4

-  Find Ф

     Ф = tan⁻¹(1/4) =  14°

- Find the other acute angle

  The sum of the internal angles in a triangles equals 180°

       Ф + Ф₁ + 90° = 180

-Solve for Ф₁

        Ф₁  = 180 - 90 - 14

-Result

        Ф₁ = 76°              

3 0
3 years ago
if I found a place that will give me a 20% discount if I spent over $50 dollars my bill is 75 how much will I save
SVETLANKA909090 [29]
Your total will be $60, you will have saved $15
7 0
3 years ago
Does anyone know how to do this?
aksik [14]

Answer:

So basically the answer is where the lines intersect if they do not intersect there is no solution if they are on top of one another it is infinite solutions

Step-by-step explanation:

3 0
3 years ago
What are the partial products of 62 times 45
iVinArrow [24]
If u mean 62 times 45 on its own, then the answer is 2790. hope that helped!!
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3 years ago
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