Mathematics, 08.02.2021 23:00 tatiaa2155

Kitty bought 20 books at a book fair. The mean cost of 15 of the books was $12. The total cost of the other 5 books was $40. Find the mean cost of the 20 books

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 15:30

Which fraction below is equivalent to 10/12?

Answers: 3

Answer

Mathematics, 21.06.2019 18:30

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Answers: 2

Answer

Mathematics, 21.06.2019 22:00

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?

Answers: 2

Answer

Mathematics, 22.06.2019 00:00

Need plz been trying to do it for a long time and still haven’t succeeded

Answers: 1

Answer

You know the right answer?

Kitty bought 20 books at a book fair. The mean cost of 15 of the books was $12. The total cost of th...

Questions

Mathematics, 27.06.2019 10:00

Neil has 1216 sports card that he divides into 32 packages with he same number of cards. how many cards are in each package?...

Mathematics, 27.06.2019 10:00

The difference of two sample means is 22, and the standard deviation of the difference of the sample means is 10. the difference of the means of the t...

Mathematics, 27.06.2019 10:00

4. after several orbits, ivan the astronaut is about to re-enter the earth’s atmosphere. satellite no.1 is visible to ivan, while the other satellite...

English, 27.06.2019 10:00

Which caption would most effectively connect the image to the presenter’s topic?...

Mathematics, 27.06.2019 10:00

Plz me with this! i would really appreciate it!

History, 27.06.2019 10:00

What medieval european trend does this map demonstrate? (5 points) growth of urbanization migration from urban centers decrease in trade scarcity of...

Chemistry, 27.06.2019 10:00

What effect will the number of particles and temperature have on the rate of diffusion of gas molecules? a. the rate of diffusion decreases with the...

Mathematics, 27.06.2019 10:00

On tuesday, a coffee sho sold the following: 20 coffees for $2.85 each and 17 lattes f r $4.80 each, if the coffee shop had to pay two employees $14....

Business, 27.06.2019 10:00

You invested into a content management company that specializes in peer to peer networks four years ago with a stock value of $56.30 a share. today, a...

History, 27.06.2019 10:00

Which if there is most likely the responsibility of local government plz me

History, 27.06.2019 10:00

How does the book burning scene in bradbury’s novel compare and/or contrast to the book burning that occurred in nazi germany?...

History, 27.06.2019 10:00

In order to leave europe, the pilgrims needed to a. pledge support to the catholic church in return for financial assistance. b. invest in the london...

English, 27.06.2019 10:00

Asap ! ill give brainiest and 20 points you know, your sales don't report have to be shakespeare. the allusion in this sentence connects two ideas...

Advanced Placement (AP), 27.06.2019 10:00

Do you think the united states should continue to execute criminals? why or why not...

English, 27.06.2019 10:00

Read the excerpt from "the most dangerous game,” by richard connell. his foot touched the protruding bough that was the trigger. even as he touched it...

Mathematics, 27.06.2019 10:00

The tables show the cost of different numbers of t-shirts ordered at two different stores, store c and store d: store c number of t-shirts cost (in $...

Mathematics, 27.06.2019 10:00

Which data collections show bias? check all that apply. ten numbered tickets were selected from a bowl containing all raffle tickets sold. a bank ask...

Mathematics, 27.06.2019 10:00

1. 5 + 2x - 82. (-2x +6)23. 7 + 3x + 6x - 44. (-4) - (3)(5x + 8)5. 9x - 7x - 56. x - 12x7. 7 (3x + 6) + 2x8. (-11x) - 10x9. 3x - 12 - 5x10. 13+4x-511....

Mathematics, 27.06.2019 10:00

One side of a regular hexagon is x+2 its perimeter is?...

Mathematics, 27.06.2019 10:00

Arithmetic, geometric, or neither classify each sequence as arithmetic, geometric, or neither. (matching) 4/9, 4/3, 4, 12, 36. 0, 1, 2, 3, 4, 5, 6. -1...

More questions: Mathematics Another questions