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Nostrana [21]
3 years ago
9

14. Of the 400 students in the 8th grade, four-

Mathematics
2 answers:
alina1380 [7]3 years ago
8 0
Your answer needs to be 8 because 4/5 of 400 = 320 and if you multiply 320 by 2 because 2 chaperones for every 75 and divide 640 by 75 you get 8.5 and you can round that to 8.
In-s [12.5K]3 years ago
7 0

Answer:

8 or 9

Step-by-step explanation:

So, you first need to take 4/5 of 400 (320).  Then, you can count by 75s for a bit

75students; 2chaperones

150; 4

225; 6

300; 8

now, you have 20 students left over...since one chaperone would watch about 37 kids, you can either divide the remaining kids up among the other chaperones, or you can add one more chaperone to watch the 20 kids.  i don't know what the teacher wants, so either 8 or 9 chaperones

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Richard work 20 hours this week he also got a Bonus of $25 if he made at least $185 how much does he get paid per hour ​
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Step-by-step explanation:

the third choice means he made equal to or greater than $8 an hour.

185-25=160

160÷20=8

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3 years ago
A company that makes​ hair-care products had 8,000 people try a new shampoo. Of the 8,000 ​people, 32 had a mild allergic reacti
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3 years ago
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[SOLVED] The following data values are amperage outputs from electrical testing.
valkas [14]

The median of the data is 64, the value of Q1 is 61.5, the value of Q2 is 71, and the value of Q3-Q1 is 9.5

<h3>What is the median?</h3>

A median is a middle number in a series of numbers that have been arranged to lift, and it might be more informative of the set of data than the average. When there are extremes in the sequences that might affect the average of the numbers, the median is sometimes employed instead of the mean.

We have data:

60, 60, 61, 62, 63, 63, 65, 65, 70, 72, 73, 98

The median = (63+65)/2 = 64

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Q2 = (70+72)/2= 71

Q3 - Q1 = 71 - 61.5 = 9.5

Thus, the median of the data is 64, the value of Q1 is 61.5, the value of Q2 is 71, and the value of Q3-Q1 is 9.5

Learn more about the median here:

brainly.com/question/21396105

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5 0
2 years ago
Simplify (2^5/3^2)^4 I need help asap within 10 min
Daniel [21]

Answer:

\frac{2^{20} }{3^{8} }

Step-by-step explanation:

Exponent Multiplication Rule :

(\frac{x^{a} }{y^{b} } )^{c} = \frac{x^{ac} }{y^{bc} }

=============================================================

Solving :

⇒ (\frac{2^{5} }{3^{2} } )^{4}

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⇒ \frac{2^{20} }{3^{8} }

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Answer:

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Then (2/8) times 10 kg represents the amount of compost needed; that comes to 20/8 kg, or 10/4 kg, or 5/2 kg.

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