There are white counters and yellow counters in a bag in the ratio 34 white counters are added and the ratio becomes

Work out how many yellow counters there are in the bag.

For what values of x is x2 + 2x = 24 true?

Jose is going to use a random number generator 500500 times. each time he uses it, he will get a 1, 2, 3,1,2,3, or 44.

Determine the required value of the missing probability to make the distribution a discrete probability distribution. x p(x) 3 0.23 4 ? 5 0.51 6 0.08 p(4) = nothing  (type an integer or a decimal.)