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Blababa [14]
3 years ago
7

An airplane is 280 feet long. Charlie makes a scale model of the airplane at 1:140 of its actual size. How long is the model?

Mathematics
1 answer:
forsale [732]3 years ago
8 0

Answer:

2 feet long

Step-by-step explanation:

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Your friend goes shopping with $35. She buys a sweater that is on sale for half price and uses a coupon for $5 off the sale pric
Artist 52 [7]
Let S = the original price of the sweater. Now, lets step through the problem...

The friend goes shopping with $35 and ends up left with $10.50. This means she spent 35 - 10.50 = 24.50 on the sweater after the sale and coupon.

Next, the sweater is on sale for 50%. This means we take S and take 50% of that. S*.50

Next, she uses a $5 off coupon. Thus, we want to subtract $5 from the price. 

Lets combine this all together!

24.50 = S*.50 - 5

Solve for S.

24.50 = S*.50 - 5
29.50 = S*.50
$59 = S

Thus, the original price of the sweater was $59.
8 0
3 years ago
Shade 1/5 of this diagram.
viktelen [127]

Answer:

Step-by-step explanation:

\frac{1}{5} means single part out of 5,

Since, \frac{1}{5}=\frac{1}{5}\times \frac{2}{2}

         \frac{1}{5}=\frac{2}{10}

Similarly, \frac{2}{10} means 2 parts out of 10.

Now we can shade 2 parts out of 10 to show \frac{1}{5} of the given figure.

(As shown in the figure attached)

4 0
3 years ago
A cylindrical cup has a circular base of radius 7cm and height 10cm, calculate its curved surface area. take pie as 3.1​
Yuliya22 [10]

Answer:

264.89cm^2

Step-by-step explanation:

CSA of cylinder=πrl

= 3.1 × 7 ×√149

= 264.89cm^2

8 0
3 years ago
Gina spins a penny 100 times and it lands head side up 38 times. Explain why Gina's experimental probability may be different fr
Advocard [28]

Answer:

Step-by-step explanation:

Experimental probability is the ratio of the number of times an event occurs to the total number of trials or times the activity is performed.

Theoretical probability is a method to express the likelihood that something will occur. It is calculated by dividing the number of favorable outcomes by the total possible outcomes.

Experimental: 38 times occurred/ 100 trials = 38/100 = 38%

Theoretical: 1/2 chance a coin lands on heads, 1/2 chance a coin lands on tails. 1/2 = 50%

Onne depends on chance, and one on facts, they are different.

Experimental Probability can vary for flipping a coin

Theoretical Probability will always be 50%

Hope this info helps with your explanation. =)

Tell me if you need more help

7 0
3 years ago
You want to create a piece of
emmainna [20.7K]

After six and half hours for studio A and after eight hours for studio B, the total costs of both studios will be the same.

<h3>What is Rate ?</h3>

Rate is a measure or quantity measured against another quantity or measure which is the ratio between two related quantities in different units

It is given that you want to create a piece of pottery at an art studio. The total cost is the cost of the piece plus an hourly studio fee. The costs at two studios are shown.

  • Studio A: $8 per hour.
  • Studio B: $6.50 per hour.

Multiply both together. That is,

8 x 6.5 = $52

The two cost will be the same at $52. By that time,

Studio A will be six and half hours.

Studio B will be eight hours.

Therefore, after six and half hours for studio A and after eight hours for studio B, the total costs of both studios will be the same.

Learn more about Rate here: brainly.com/question/8728504

#SPJ1

4 0
2 years ago
Read 2 more answers
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