7 times what gives you 30

You randomly draw marble from the bag of marbles contains seven blue marbles two Green marbles and one red marble what is P (not draw a blue marble) ?

Which is greater 2/3 or 3/4

A washer and dryer cost $450 combined. The cost of the washer is 2 times the cost of dryer. What is the cost of the dryer?

A number cube with the numbers 1-6 is rolled 1000 times about how many times would it be expected that a number less than 5 is rolled

Survey found that 50% of teenagers prefer to watch a movie at a theater over other viewing options. what is the estimated probability that three out of four randomly chosen teenagers do not prefer watching a movie theater?

If the interior angle of a regular polygon measures 170°, how many sides does it have

How do I get the sequence for the next 3 numbers 2,4,8,14, ... ?

Solve by completing the square. If needed round to the nearest hundredth.

Which of these best describes the hypotenuse-angle theorem? Select one: a. If the hypotenuse and an acute angle of a right triangle are similar to the corresponding parts of another right triangle, then the triangles are similar b.

Solve for x. -ax + 4b > 9 A. x > the quantity 4 times b minus 9 all over a B. x < the quantity 9 minus 4 times b all over a C. x < the quantity negative 4 times b plus 9 all over negative a D. x > the quantity 4 times b plus 9 all over negative a