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Aleonysh [2.5K]
3 years ago
8

The average of 100 measurements is 23 and the average of 50 additional measurements is 27.

Mathematics
1 answer:
Elden [556K]3 years ago
8 0
Total value of 100 measurements
100 * 23
2300

Total value of additional 50 measurements
50 * 27
1350

Total value of 150 measurements
2300 + 1350
3650

Average of 150 measurements
3650 / 150
24.3

25 > 24.3

Answer is B
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If two tangent segments to a circle share a common endpoint outside a circle, then the two segments are
matrenka [14]

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4 0
4 years ago
A machine can make 56 parts in 4 hours.It can also make 70 parts in 5 hours. Write an equation that relates the number of parts
ira [324]

Answer:

126 parts in 9 and a half hours

Step-by-step explanation:

56 parts in 4 hours

that means 56 parts in 240 mins

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you can work this out by doing 540 divided by 240

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5 0
3 years ago
The sum of two numbers is 16. One number is 3 times the other. Find the numbers.
Dimas [21]

Answer:

X = 12

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Step-by-step explanation:

X + Y = 16

X = 3Y

3Y + Y = 16

4Y = 16

Y = 4

X + 4 = 16

X = 12

5 0
3 years ago
WILL GIVE BRAINLIEST
ivanzaharov [21]

Answer:

False

Step-by-step explanation:

Every where I looked it shows nothing about the Coriolis effect is the measurement of wind speed based on friction from mountains.

8 0
3 years ago
Please answer and explain.
almond37 [142]
Hi there!

10. the number: x

4 more = addition 

5 times = multiplication

less then 54 = 54 >

4 + 5x = <54


Hope this helps!

4 0
3 years ago
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