78 is 15%, percent of what number?

Which of the following terms has the coefficient with the largest value? a. x4 b. 5x c. 2x5 d. 4x4

Solve the system by the substitution method X+y = - 9 Y = - 4x

Let v = (9,9). suppose w∈r2 is perpendicular to v, and that ‖w‖=4. find both possible vectors w.

There are 50 students in our class. (1) What is the probability that Jack and Mike have the same birthday? (2) What is the probability that no one has the same birthday as the professor?

The equation of a circle is given below. (x - 5) 2 + (y + 2) 2 = 81 4 (x-5) 2 + (y+2) 2 = 4/81 What is its center? Radius?

How can you prove a triangle is a right triangle? Select one: a. Use the distance formula to see if at least two sides are congruent. b. Use the slope formula to see if any sides are perpendicular. c.

2/3 cup how many cups mix it will take to make 12 servings

Which ratio is the same proportion as 36:64 in fraction

Four times a number, subtracted from nine, is twice the number. How do I solved this?

What are zeros of f (x) = (x-3) (x+8) ?