![janessa0804](/avatars/27195.jpg)
janessa0804
07.10.2019 •
Mathematics
Elissa's parents are always telling her to turn off the lights when she leaves a room. a light bulb requires 75 watts to run when it is turned on. the fixture in elissa's room requires four of these bulbs. elissa's parents estimate that she leaves the lights on unnecessarily for 2.5 hours per day. how many watt-hours of electricity are used by these bulbs during 2.5 hours?
Solved
Show answers
More tips
- H Health and Medicine How Did Inna Lose Weight on Dom 2?...
- H Health and Medicine Coughing: Causes, Types, and Treatment Methods...
- H Health and Medicine How to Treat the Flu: A Comprehensive Guide...
- O Other What is a Disk Emulsifier and How Does it Work?...
- F Family and Home What does a newborn need?...
- F Family and Home Choosing the Right Car Seat for Your Child: Tips and Recommendations...
- F Food and Cooking How to Get Reconfirmation of Registration?...
- C Computers and Internet How to Get Rid of Spam in ICQ?...
- A Art and Culture Who Said The Less We Love a Woman, the More She Likes Us ?...
- F Family and Home How to Get Rid of Your Neighbors?...
Answers on questions: Mathematics
- M Mathematics Pop a perk n i blackout f it im blowing her back out wwe she f-ing wit me put da p-ssy on smack down...
- M Mathematics Does anyone play taonga the island farm here help plz plz...
- M Mathematics PLEASE HELP Once a weck you babysit your neighbor s toddler after school, usually going to a local playground. You notice that each swing on the swing set takes nearly the same...
- M Mathematics Nathena needs to buy a fence to put around her rectangular yard for her dog. Nathena forgot the width of his yard, but knows the legth is 30 yards. Her husband told her to buy...
- M Mathematics The question is in the screenshot and this is worth 15 points btw for whoever can answer it...
- M Mathematics Andre is making paper cranes decorate for a party. He plans to make one large paper crane for a centerpiece and several smaller paper cranes to put around the table. It takes Andre...
- M Mathematics Assume that y varies inversely with x. If y = -6 when x =1/4 find y when x=3/16 (e.g. 1/2 is the same as į and 1 1/2 is the same as 12)....
- M Mathematics Which of the following is NOT equivalent to 642 +24? Hint: The act of doing distributing backwards is called factoring....
- M Mathematics Which of the following is the correct factorization of the polynomial 4x2 - 11x +7? A) (4x - 1)(x - 7) B) (4x - 7)(x - 1) C) (4x - 7)(x + 1) D) (4x + 1)(x - 7)...
- M Mathematics rachel owns a cupcake shop. last week she used 42.5 pounds of sugar making cupcakes. this week she used 26 pounds of sugar. find the percent change in the amount of sugar used....
Ответ:
750 watts-hours are used by four bulbs for 2.5 hours
Step-by-step explanation:
We know from the information given that:
One bulb requires 75 wattsElissa's room requires four bulbsTo find the watt-hours of electricity that are used by the four bulbs for 2.5 hours you need to:
First, find the watts that the four bulbs require:
Next, watts x hours of use = watts hours
Ответ:
The answer is $15.86
You find this by doing 2 and 3/5 or 2.6 times 6.10 getting an answer of $15.86