2 years ago

What is the value of a 6 15 -- = ------- 22 a

Mathematics

1 answer:

Naily [24]2 years ago

7 0

Step-by-step explanation:

$\frac{6}{22} = \frac{15}{a}$

$\frac{3}{11} = \frac{15}{a}$

$3a = 15 \times 11$

$3a = 165$

$a = \frac{165}{3}$

$a = 55$

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PLZ HURRY IT'S URGENT!!!!!

Arte-miy333 [17]

the ratio that is equal to 10:85 is 20:170 because if you multiply both sides by two you get 20:170

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3 years ago

Your class is planning a trip to Science East . The school will have to pay $250 for the bus and $3per student.Write an equation

Lisa [10]

Answer: 250+3x

Step-by-step explanation: 250 for the bus and the students is $3 each so the students could be x.

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3 years ago

Identify the following number as rational or irrational 3.2573820193748...

Bingel [31]

Answer: Irrational

Step-by-step explanation:

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2 years ago

An artist used a scale factor of 1 in=8 ft to create a model of a building. if the actual building has a height of 64 feet, how

nalin [4]

Answer:

Okay, so what I think you mean to ask what the scale factor between the model and actual building is, so i crunched the numbers. if 1 in equaled 8 feet and the actual thing was 64 ft, then we can just say that 64 divided by 12 is 5.3, so the model could be

5.3 ft. is the size of the model

BUT

you said how many feet are they apart so in inches its 705, in ft its 58.75

Step-by-step explanation:

a foot is 12 in.

64/12 is 5.3

64 ft is 768 inches, and 5.3 is 63.

768-63 = 705.

there are 705 inches in difference, in feet its 58.75

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2 years ago

If a track has 219 miles and takes 108 minutes to get there. Is the average speed 104 miles per hour

Tema [17]

Answer:

122 miles per hour. 

Step-by-step explanation:

Time:108 min ÷60 =1.8 hours

Speed = distance /time = 219/1.8 =122 miles per hour.

Hope this helps..

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3 years ago

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