210 books were sold at a friends of the library. 122 fiction books were sold, 28 of which were hardcover. 88 non fiction books were sold, 36 of which were paperback

The teacher separated her class of twenty-eight students into two groups. One group has 4 more than twice as many students as the other group. How many students are in each group?

Find a marginal Profit function if cost and revenue are given by c (x) = 240+0.3x and r (x) = 8x-0.06x^2

a bakery sold 1/2 its bread in the morning. that afternoon it sold 21 mpre loaves and had 6 left. how many loaves did the bakery habe at the beginning of the day?

Identify which of the following are rational numbers. A. - 5 B. √12 C. 4 3 ⁄ D. 0.523523 ... E. 4.1389467 ... F. √25 16 ⁄ G. 27 H. 9. 7

Which figures can have circular cross sections when cut by a plane? Select all correct answer choices. If there is only one correct answer choice, select "only" and the correct answer choice.

At the beginning of the first day, a company has 64 shipping crates on backorder. By the end of each day, customers order 18 more shipping crates.

2/3 of a number is 12

The table represents a function. A 2-column table with 4 rows. The first column is labeled x with entries negative 4, negative 1, 3, 5. The second column is labeled f of x with entries negative 2, 5, 4, negative 8. What is f (5) ?

What is the rule for divisibility by 2?

if a certain number is added to 24, the result is the same as if the number were multiplied by 3. what is the number?