Going down the river a boat went 12 km/h. Going up the river it only went 2 km/h. What is the speed of the current? How fast would the boat go if there were no current?

If you opened two Wonka Bars out of 1,000, what percent did you open?

Find the product. a 4 (3 a 2 - 2 a + 1)

Triangle QRS is transformed as shown on the graph. Which rule describes the transformation? R0, 90° R0, 180° R0, 270° R0, 360°

Change the improper fraction to a mixed number. 20/7

Solve the rational equation x divided by 2 equals x squared divided by quantity x minus 2 end quantity, and check for extraneous solutions.

The first person has $15 and saves $1.50 each day. The second person has $55 and spends $4.50 each day. In about how many days will they have the same amount of money? a 7 days b 15 days c 21 days d 12 days

Ten students participated in a raffle to win a computer. There are two new computers being given away and two students will be chosen at random one at a time without replacement. How many possible ways are there to choose the two students?

A random sample of 121 bottles of cologne showed an average content of 4 ounces. It is known that the standard deviation of the contents (i. e., of the population) is 0.22 ounces. In this problem the 0.22 is Select one: a. a parameter. b.

What is the responsibility if a scientist

What is 1/8 x 3/8 and how do you do the problem?