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andreev551 [17]
3 years ago
13

Help Please!!!!!!!!!!!!!!!!!!!!!!1

Mathematics
2 answers:
3241004551 [841]3 years ago
7 0
Ok. Well the way i see it is that since there are 12 boys in the choir, and that is 3/7 amount of the class. Then you would divide 12 by 3/7 which equals 28. So i believe there are 28 kids in the whole class. I think to check, divide 3 and 7 which would equal 0.428. Then divide 12 and 28 which would equal 0.428. So they are the same amount.  
steposvetlana [31]3 years ago
4 0
 The Final Answer is 28 
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DESPERATE WILL GIVE BRAINLIST AND THANKS
Bezzdna [24]

Answer: Positive

Step-by-step explanation:

A scatter plot for speed and distance is created.

We know that distance = speed x time

Hence when speed increases , distance increases and similarly when speed decreases, distance decreases.

Thus if we plot on x axis distance, we find that x increases when y increases.

So we find that there is a strong positive relationship between the two variable

D=tS

where D= distance S=speed and T=time.

Since D varies directly as speed, we have positive relationship.

Hope this helps! :)

5 0
3 years ago
What does the measure of B Equal?
defon
You have two triangles, ADC and ABC.
Sides AD and AB are congruent.
Sides DC and BC are congruent.
Side AC is congruent to itself.
By SSS, triangles ADC and ABC are congruent.

Corresponding parts of congruent triangles are congruent.
That means that angles DAC and BAC are congruent.
Angles DCA and BCA are congruent.

Since m<DAC = 32, then m<BAC = 32
Since m<DCA = 41, then m<BCA = 41.

Now you know the measures of two angles of triangle ABC.
The measures of the interior angles of a triangle add to 180.
You can find the measure of angle B.

m<BAC + m<B + m<BCA = 180

32 + m<B + 41 = 180

m<B + 73 = 180

m<B = 107
8 0
4 years ago
The square pyramid shown below has a base with sides of 12 units. The vertical height of the pyramid is 15
KIM [24]

Answer:

<h3>s = 16.2 units</h3><h3></h3>

Step-by-step explanation:

use Pythagorean theorem:

a² + b² = c²

where a = 12/2 = 6

           b = 15

           c = s

<u>plugin values into the formula:</u>

6² + 15² = s²

s = √(6² + 15²)

s = √261

s = 16.2 units

8 0
3 years ago
On July 18, Lester accepted a $15,000, 7 3/4%, 180-day note from Ryan O'Flynn. On October 5, Lester discounted the note at Brome
hoa [83]

Answer:

so Lester receive money is $13762.5  

Step-by-step explanation:

Given data in question

principal = $15000

discount = 8* 1/4 % i.e. = 8.25% = 0.0825

to find out

Lester receive money ?

solution

we know ordinary interest formula i.e.

receive money = principal ( 1 - discount )  ...........1

we all value principal and discount in equation 1 and we get receive money

receive money = principal ( 1 - discount )

receive money = $15000 ( 1 - 0.0825)

receive money = $ 13762.5  

so Lester receive money is $13762.5  

3 0
3 years ago
Clara has solved the problem 6p - 12 = 72 and says that p = 14. How can you check to see if Clara is correct
Scilla [17]

Answer:

Step-by-step explanation:

to check to see if she is correct, sub her answer back into the equation and check it..

6p - 12 = 72.......check if p = 14 is correct...so sub in 14 for p

6(14) - 12 = 72

84 - 12= 72

72 = 72 (correct)......so Clara got it right

7 0
4 years ago
Read 2 more answers
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