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shepuryov [24]
3 years ago
5

It takes a maintenance person 36 minutes to replace all of the fluorescent light bulbs in 2 identical classrooms. At that rate,

how long would it take him to change the bulbs in 12 identical classrooms?
Mathematics
2 answers:
OlgaM077 [116]3 years ago
5 0

Answer: it would take 216 minutes

enot [183]3 years ago
4 0
216 minutes
3.6 hours
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8 0
3 years ago
find two numbers, both smaller than 100, that have common multiple of 450 and highest common factor of 15
Alex_Xolod [135]

Answer:

hello :

90 = 15×6

75 =  15× 5

highest common factor of 90 and is 15 because highest common factor of 5 and 6 is 1

90 = 3² ×2×5

75= 5^3

common multiple of 90 and 75 is : 3²×2×5²  = 450

90 and 75  both smaller than 100.



3 0
4 years ago
A newspaper reported that last weekend a movie earned $16.2 million. This was 68% of the previous weekend's earnings. Approximat
Serjik [45]

Answer:

$23.8 million

Step-by-step explanation:

w = previous weekends earnings

16.2 = .68w

x = 16.2/0.68

x = 23.8

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3 years ago
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serg [7]
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4 years ago
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6) Find the volume of the figure. Round your answer to the nearest tenth.
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what is the base and height when you know that you can multiply

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