Jump to level 1 Val's whole-house central air conditioner uses 4,000 watts when running. Val runs the AC 5 hours per summer day. Electricity costs (10 cents)/(1 kilowatt-hour). How much does Val's AC cost to run for a summer month of 30 days? Ex: 20000 cents

Q: %3D 1t 30s

A: We will find out the required solution.

Q: During each hour, an exhaust fan removes 15.0% of the carbon dioxide present in the air in a room at…

A: Solution :  Given that  Decreasing rate  r = 15.0% = 15/100 = 0.15  Number of hours  n = 10.0 hours

Q: A power company charges one household $0.12 per kilowatt-hour (kWh) and $14.89 in monthly taxes.a.…

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Q: 5€ t10 Se tio' dt

A:

Q: Find the unit rate. %2436 13. 4h

A: To calculate unit rate, we bring the fraction into simplest form by dividing the numerator and…

Q: 4 ft V26 ft

A: Let us consider the following triangle So by Pythagoras theorem, we know that AC2=AB2+BC2

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A: From the given information, Consider, X be the random variable that shows number of non defective…

Q: Solve for x. 6 =664 %3D

A: Here we find value of x

Q: Stacy is making 2 1/4 batches of cookies. If each batch calls for 1/3 of a cup of sugar how much…

A: Given that Stacy is making 214 batches of cookies. This mixed fraction can written into improper…

Q: 3/8 of the plants needed water.  63 plants need water. How many plants are there total? Round two…

A: Solution:

Q: A laptop computer consumes about 20 Watts of electricity per hour when operating. At 10 cents per…

A: Given: A laptop consumes electricity 20 watts / hour And the cost of electricity is 10 cents /…

Q: If y = 5 when x = -3, find x when y = -1. %3D

A:

Q: 24 volts is 1/2% of what?

A: To write 24 volts is (1/2)% of what

Q: c) Change 560 km/h into m/s. Give your answer correct to 2 d.p. d) Calculate the sum of money that…

A: Solution :-

Q: Ammonia (NH3) is widely used as a fertil- izer and in many household cleaners. How much ammonia is…

A: The first step is to identify the chemical reaction. The reaction of nitrogen gas with hydrogen gas…

Q: Steven is 42 inches tall. On average he grows at a rate of 5.5% each year. How tall will Steven be…

A: We have to find Steven's height after 3 year.