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Arisa [49]
3 years ago
10

At the toy store, 3 toy cars cost $2.61. How much does it cost to buy 15 toy cars?

Mathematics
2 answers:
Masteriza [31]3 years ago
7 0
Use a ratio \frac{3}{2.61}= \frac{15}{x} . 13.05 dollars.
Tanya [424]3 years ago
5 0
15 = 3 x 5

Factor of 5.

3 x 5 = 15
2.61 x 5 = 13.05

$13.05 to buy 15 toy cars

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What is (13^3•14^2)+16-6
nirvana33 [79]
Answer is 430622 as simplified
3 0
3 years ago
Find the angles of a parallelogram in which an exterior angle is one-third that its interior angle.​
iogann1982 [59]

Answer:

The angles of a parallelogram are 135°-45°-135°-45°

Step-by-step explanation:

we know that

In a parallelogram opposites angles are congruent and consecutive angles are supplementary

Remember that  

The sum of a exterior angle and its interior angle is equal to 180 degrees

Let

x ----> the measure of one interior angle of parallelogram

y ----> the measure of the other interior angle of  parallelogram

we have that

x+\frac{x}{3}=180^o

solve for x

\frac{4}{3}x=180^o\\\\x=(180^o)3/4\\\\x=135^o

<em>Find the measure of the other interior angle of parallelogram</em>

Remember that consecutive interior angles are supplementary

x+y=180^o

substitute the value of x

135^o+y=180^o

solve for y

y=45^o

therefore

The angles of a parallelogram are 135°-45°-135°-45°

3 0
3 years ago
Help!!!!!!!!!!!!!!!!!!!!!
Stells [14]

your answer is B. I believe im not 100% sure though.

7 0
2 years ago
The floor area of a rectangular storm shelter is 65 square meters and its length is 6 and 1 2meters what is its perimeter?
vekshin1
A=lw
65=6.5w
w=10
p=2l+2w
p=2(6.5)+2(10)
p=33
4 0
3 years ago
Will someone please answer this and remind me how to solve this
Veseljchak [2.6K]

Answer:

Step-by-step explanation:

Since the two triangles are similar, you can use proportions to solve for the value of x

\frac{x}{12}  = \frac{4}{3}

Now, just multiply 4 and 12.

4 * 12 = 48

Then divide that by 3.

48 / 3 = 16

Therefore, x = 16.

5 0
3 years ago
Read 2 more answers
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