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scoray [572]
3 years ago
5

Margie calculated that she would spend $175 on school supplies this year. She actually spent $97.50 on school supplies. What is

Margie’s percent of error?
77.3%
79.5%
44.2%
4.4%
(IF Someone can explain why that would be gr8)
Mathematics
2 answers:
Anna007 [38]3 years ago
8 0
Error=100 calculated/actual

error=100 (175-97.5) / 97.5

error=100 (77.5) / 97.5

error=7750 / 97.5

error=77500 / 975

error=3100 / 39

error=79.5% <-- Estimated
Juliette [100K]3 years ago
6 0

Yeah I agree with him I STG I tried to divide first, and then I came to Brainly to make sure. In other words, if there is another question like this, divide the first number in the problem (in this case 175) by the second number in the problem (in this case 97.50) and it did say "1.7948)". Ignore the "1." and just focus on the four numbers after that. So 79 is an answer. Then focus on the two number after (in this case the two numbers after 79) which is 48 in this case. Round this number to the nearest tenth, and there is your answer.

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garri49 [273]
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5 0
3 years ago
5/12 hour = how many minutes. And 2/3 yard = how many inches
Brums [2.3K]
There are 60 minutes in one hour. So 5/12 of 60 minutes (1 hr) is 25 minutes.
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Hope this helps. 

3 0
3 years ago
A colony of 10 bacteria doubles in size
aleksklad [387]

Answer:

40

Step-by-step explanation:

IT has doubled in size twice 75 =20  +75 =40 = 150 minutes.

7 0
3 years ago
Read 2 more answers
What is g(3) when g(x) = 4x^2-3x+7
Misha Larkins [42]

Answer:

34

Step-by-step explanation:

g(x) = 4x^2 - 3x + 7

g(3) = 4(3)^2 - 3(3) + 7

g(3) = 4(9) - 9 + 7

g(3) = 36 - 9 + 7

g(3) = 27 + 7

g(3) = 34

Best of Luck!

5 0
3 years ago
Can somebody help me solve this ?
77julia77 [94]

Step-by-step explanation:

volume of sphere = 288

based on formula, V = 4/3πr³

288 = 4/3(3.14)r³

288 = 4.187(r³)

r³ = 288/4.187

r =

\sqrt[3]{68.78}

r = 4.09

= 4.1

5 0
3 years ago
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