6. The PA system at North High School requires 400 watts when it is switched on. How much would it cost to run for 3 hours, at a cost of $0.10 per kilowatt- hour? Round to the nearest cent.

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A: Since, you have posted multiple questions. We will solve the first question for you. If you want any…

Q: h ain jaMsUP OL MOIag wejbeip au 13r 39 H. T

A:

Q: How many classrooms would be necessary to hold 1,000,000 inflated balloons? (Assume one balloon is…

A: We can find the required number of classrooms in the below steps.

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A: We have to find average in miles per gallon.

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A: Given: The number of comedy and action films that 4 friends have in their DVD collections is…

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A:

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A: As per BARTLEBY GUIDELINES I answered one question Q2 for remaining question repost it again…

Q: What proportion of the adult men in the United States are at least 6 feet tall?

A: here mean= 69.5 inches standard deviation =  3.5 inches Y = height of men

Q: ngh ht trhangles to sc pelow

A: Given: To find : The value of x:

Q: Ho: M =2 HA:72 ts = l.53 Jample nz 1O p -value t ?

A: Given Data; n=10 t=1.53   degree of freedom=n-1=9

Q: Question #1 (2 p oodworker wants to cut a board that is 8.225 feet g into 5 equal-length pieces.

A:

Q: For a Subject, with a body mass of 75 Kg and a height of 1.70 m, who suffered an accident and lost…

A: Soluion

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A: Given information:

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Q: 1. PE = m= 55 kg g= 9.8 m/s? h= 15 m 2. PE= m= 65 kg g= 9.8 m/s? h= 20 m

A: 1. Given: m=55 kg, g=9.8 m/s2, h=15

Q: 6. Your utility company charges 13 cents per kilowatt hour of electricity. What is the daily cost of…

A:

Q: (1).Estimate the height of a person who weighs 71 kg and whose BSA is 1.7. Round to the nearest cm.…

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Q: If gas prices in New York are $3.16/gallon, and your car gets 32 miles/gallon, then how much does it…

A: Since the gas prices in New York are $3.16/gallon and our car gets32 miles/gallon, Then Our Aim is…

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A: Topic:- algebra

Q: 3) Complete this ratio table. 4 8. 10 3 15

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A: Make 2 equation and equate them

Q: mHG %3D H AF MFEH %3D E 23 5.

A: Topic = Circle

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A:

Q: = 40, RS = 40, OP = 15. Find x. 900 T SdO T 21. P S. 21 15 17 20

A: To find the value of x for the given problems .

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Q: 6. To the nearest tenth, what is the value of c? 6

A: Circle property

Q: 2 (a) The ratio of Thanh-Duy's height to Hamish's height is 1.16:1. If Hamish has a height of 147…

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Q: 13 A cookie Recipe NORMALLY calls for 4 cups of flouR aNd 2 cups of sugar Angelica ONly has 2 cups…

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Q: 7. A bicycle with 26-inch diameter wheels is travelling at 10 miles per hour. To the nearest whole…

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A: On solving we get,

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A: The equation that describes the relation between the distance, rate, and time is Rate=DistanceTime.

Q: d. Convert 3km" to m² e. Convert 10°m to km. 12 f. Convert 10"mm-to mn".

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Q: Japan P/E Ratio 155 26 United States P/E Ratio 12 23

A: Japan US P/E Ratio P/E Ratio 155 12 26 23 18 23 127 45 36 21 215 13 63 26 664 13…

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A: We have to integrate the given expressions.

Q: (3y+1)4 M'(y)= ? MG)= In 2+1

A:

Q: Bank manager Art Hill wants to determine the percent of time that tellers are working and idle. He…

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A: Convert 1.2 dam to meters.

Q: a) white: 145 b) hispanic: 24 c) african-american: 20 d) asian: 11 The ratio of Asians to the…

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Q: 1. Consider the diagram below. 5 yd 5 yd 3 yd 3 yd

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.