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tatuchka [14]
3 years ago
12

at a certain time of day a person 6 ft tall cast a 4 ft shadow how long is the shadow cast by ba 21 ft tree at the same time?

Mathematics
1 answer:
Thepotemich [5.8K]3 years ago
4 0
Use the cross products rule. 6/4 = 21/x. You will get 6x = 84. Divide both sides by 6 to get x = 14 feet.
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arsen [322]
Alright what is VAT?

5 0
3 years ago
Complete the table. Explain why the relationship is a proportional relationship. A cashier earns $8 per hour. Time (h) 2 4 Pay (
Alekssandra [29.7K]

Answer:

8  16  24  32  <u>40</u>  48  56  64  <u>72</u>

1   2     3    4    <u>5</u>    6    7     8    <u>9</u>

Step-by-step explanation:

The proportion is 8:1

When the dollar amounts increase by 8, the hour amounts increase by 1, and vice versa. That is why it is a proportion.

6 0
3 years ago
The number of widgets that a manufacturing plant can produce varies jointly as the number of workers and the time that they have
stepladder [879]

Answer:

a

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Explain how 9 x 4 can help you find 9 x 8
MrMuchimi
You can double the product of 9 and 4 to get to the product of 9 and 8
3 0
3 years ago
Read 2 more answers
Latoya had a large collection of basketball cards. she gave half to her friend,Erin. And 1/4 to her brother. She now has 75 card
Kipish [7]

For this case, the first thing we must do is define variables.

We have then:

x: initial amount of cards

We now write the equation that models the problem:

x - (\frac{1}{2}) x - (\frac{1}{4}) x = 75

(\frac{1}{4}) x = 75\\x = 75 * 4\\x = 300

Therefore, the initial amount of cards is 300

Answer:

Latoya had 300 cards at the beginning

5 0
3 years ago
Read 2 more answers
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