A 20% acid solution is mixed with 20 liters of a 45% acid solution. How much of a 30% acid solution will result?

The range of values for the sample mean that fall within 1 standard error of the mean in a sampling distribution is M = 39 to M = 43. What is the mean of the sampling distribution, and what is the standard error?

Two tailors, Miranda and Paula, sit down to do some embroidery. Miranda can embroider 5 shirts per hour, and Paula can get through 6 shirts per hour. In addition, the tailors had previously finished some shirts.

Multiply the number of legs on a snake by the number of hours in day. What's the product

What is the value of 7 in: a. 3.7 b. 12.07 c. 200.711

Phil collected 60 eggs and sold 44. He wrote down that he sold 0.44 of the eggs. Did he write the decimal correctly?

An amount of $49,000is borrowed for 13 years at 7.25% interest, compounded annually. If the loan is paid in full at the end of that period, how much must be paid back? Use the calculator provided and round your answer to the nearest dollar.

Is the gcf of two even numbers always even?

What is x=1-4y in slope - intercept form

Cory is making a poster of common geometric shapes. He draws a square with a side of length 4 3 cm, an equilateral triangle with a height of cm, a circle with a circumference of 8π cm, a rectangle with length cm, and a parallelogram with base 3.

What is the worst thing to make in pottery class