There are red and blue balls in a bag. The number of blue balls is 27 and the red balls are 4/7 of all balls. What is the total number of balls in the bag?

Prove identity : (2 cos 2x) / (cot x - tan x) = sin 2x

What is 1 m + 8 - 2 m

105+15x=180 what's x & y?

The cheetah traveled 1.75 times faster for the first 8 minutes than it did for the second 8 minutes. was the distance traveled during the first 8 minutes 1.75 times greater than the distance traveled during the second 8 minutes.

What is - 4 = s-6/-4 equaled to

An Investor invested a total of $2,600 in two mutual funds. One fund earned 7% profit while the other earned 3% profit. If the investor's total profit was $150, how much was invested in each mutual fund?

Physics students drop a ball from the top of a 100 foot high building and model its height as a function time with the equation h (t) = 100 - 16t^2. The height, h, is measured in feet and time, t, is measured is seconds. Find the value of h (0).

If 1 adult female is randomly selected, find the probability that her pulse rate is less than 76 beats per minute.

What is 12:478 12:336 33:2242 82:5514 61:5320 28:776 and 23:1624

To win the jackpot, 4 different numbers are randomly selected from 1 to 46 and one number from 1 to 22. The order of the first 4 numbers does not matter. What is the probability of winning the jackpot on one try?