Mathematics, 13.01.2021 20:00 EssenceBlocker144

Alan buys a book that is on sale. He writes the expression 0.7b to show the percent of the original cost of the book, b, that he pays.
He rewrites the expression as b−0.3b.
Which statement explains why Alan rewrites the expression?

He receives another discount on the book.

He buys another book with a different discount.

He wants to show by what percent the book was discounted.

He wants to show what percent of the original price he paid.

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 13:30

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

Answers: 1

Answer

Mathematics, 21.06.2019 16:30

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

Answers: 3

Answer

Mathematics, 21.06.2019 18:00

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain

Answers: 1

Answer

Mathematics, 21.06.2019 19:30

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

Answers: 2

Answer

You know the right answer?

Alan buys a book that is on sale. He writes the expression 0.7b to show the percent of the original...

Questions