The ratio of zinc to copper is 3:19,

if theres 741 copper how much zinc is there?

Anyah Filled a bucket with 1/2 of a gallon of water Later she pured out 3/10 of a gallon of the water How much water is left in the bucke. Simplify your answer

Use a one-sample ‑test, based on the data below, to test the null hypothesis against the alternative hypothesis. The sample has a mean of and a standard deviation of. Calculate the standard error (SE) and the ‑statistic for this test.

What happened when zonk blew air into a rubber glove

What is the value of x in the following equation? y=3x-5 6x+3y=15

Doug has a weekend job. He earns $9.50 an hour and works 6 hours on Saturday. He works some more hours on Sunday, and his paycheck totals $133.00. How many hours did Doug work Sunday?

Each year, a daylily farm sells a portion of their daylilies and allows a portion to grow and divide. The recursive formula an = 1.5 (2n-1) - 100 represents the number of daylilies, a, on the farm after n years.

A population has a mean of 40 and a standard deviation of 15. a sample of size 100 is taken at random from this population. the standard deviation of the sampling distribution of sample mean equals:

Randy ran a mile in 6.2 minutes. Leslie ran a mile in 6.35 minutes. How many seconds longer did it take Leslie to run the mile than it took Randy?

Which expression shows that 11 + 7 = 5 + 13?

When Wyatt commutes to work, the amount of time it takes him to arrive is normally distributed with a mean of 45 minutes and a standard deviation of 3 minutes.