Mark scored an 88 on his first test, an 84 on his second test, a 94 on his third rest, and an 86 on his fourth test. If Mark wants a test score average of 90, what must he score on his fifth test?

If y varies inversely as x and y = 6 when x = 5, find y when x = 10.

You own a car wash with three of your friends. Your total profit in the first month was $438. In two months, each of you had made a profit of $184. You always divide the profits equally. How much profit did the car wash make in the second month

Sinx=cos19∘sinx=cos19∘ what is the value of x? enter your answer in the box. x = °

Prove Sin theta = tan theta / sqrt 1+tan^2 theta. Hint: Solve for sin^2 in number 14. Here is number 14: sin^2 theta / 1-sin^2 theta = tan^2 theta

Find the rule. Solve for n. hlep quikley X Y 3 5 4 7 n 11 8 15 Rule:

25 75 105 35 Geometry and Joey walked 333 feet. How many yards did Joey walk? F 999 yards G 363 yards '111 yards

Find the radius and center of the circle given by the equation below. (x-6) 2 + (y + 4) 2 = 7 Ore 17 and center at (-4.6) or = 7 and center at (6-4) or=7 and center at (-6.4) or = 7 and ( 6-4)

18.666667 rounded to nearest hundredth

A book sold 35,400 copies in its first month of release. Suppose this represents 9.8% of the number of copies sold to date. How many copies have been sold to date

What is 388 rounded to the nearest 10