David is packing bundles of 3 inch by 5 inch cards, face up, into a square box. He places the cards side by side so that there is no wasted space. Find the smallest measure for the edge of the box.

How does difference of squares work?

5:4 clown fish to angel fish ratio of angel fish to gold fish 4:3. There is 60 clown fish. How many angel fish are there? How many goldfish are there?

For what values of $x$ is it true that $x^2 - 5x - 4 / le 10$? Express your answer in interval notation.

Explain in your own words, what are reciprocals and when are they used?

A rectangular prism has a length of 2 y, a width of 3 y, and a height of 5 y. If the volume of the prism is 10,290 units, what is the value of y?

In △DEF, d = 20, e = 25, and f = 30. Find m∠F to the nearest degree.

so far this week emma has read more then 3 times as much as he read last week. he read 360 pages this week how many pages could he have read last week

The cost (in dollars) of making n birthday cakes is represented by C=24n+35. How many birthday cakes are made when the cost is $395? explain your reasoning

Paige has 24 magazine's in her magazine collection each month she adds 2 more megazines to her collection how many magazines will she have in 3 months write two number sentences to show how to solve

Three less than a certain number is 12 less than twice the number. Find the number