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borishaifa [10]
3 years ago
11

Chen's report will take 8 1/3 hours to complete. He has worked 3/5 of that time doing research. How long has he worked?

Mathematics
2 answers:
Katarina [22]3 years ago
7 0
He has worked only 5 hours on his report 


Sergeu [11.5K]3 years ago
4 0
He has worked for 5 hours. 8 and 1/3 is equal to 24/3. Multiply that by 3/5 to get 75/15 which simplifies to 5.
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LuckyWell [14K]
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6 0
3 years ago
The lengths of the sides of a triangle or an extended ratio 7 8 and 9 the perimeter of the triangle is 48 cm what are the length
julsineya [31]

Answer:

14cm, 16 cm, 18 cm

Step-by-step explanation:

Note that

= a:b: c = 7:8:9

We have to find the sum of the proportion

Sum of proportion = 7 + 8 + 9

= 24

Length of side a

7/24 × 48 = 14 cm

Length of side b

8 /24 × 48 = 16cm

Length of side a

9/24 × 48 = 18 cm

What are the lengths of the sides?

The lengths of the sides of the triangle in cm are

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4 0
3 years ago
Evaluate 25 - 5e + 3/f when e = 4 and f = 3
Vitek1552 [10]
The answer is
4 I hope this helps 

5 0
3 years ago
Which answer choice shows 4 + 0.3 + 0.09 written in standard form?
puteri [66]

Solution:

<u>A few changes were made:</u>

  • 4 as 4.00.
  • 0.3 as 0.30

<u>New equation:</u>

  • 4 + 0.3 + 0.09 = 4.00 + 0.30 + 0.09

<u>Solving the equation:</u>

  • 4.00 + 0.30 + 0.09
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Correct option is B.

8 0
2 years ago
Read 2 more answers
What’s 40/64 simplified
marta [7]

Answer: <em>5/8, i think :)</em>

8 0
3 years ago
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