a mermaid is swimming at sea level when a human comes by. She dives uderwater at a rate of 8 meters per second. She continues to descend for 20 seconds. What depth is she now?

1. Evaluate - 5|x-1| when x=-8 a) - 45 b) - 35 c) 35 d) 45 2. Evaluate 12|-x+3|-5 when x = 11 3. Evaluate 3|2x-9|+7 when x=-3/4 4. The equation yˆ=67.34x-128,933.4 predicts a rodent population in a town in year x.

Which of the following is not an example of replication? A. Conducting different experiments on the same groups B. Using more than one researcher to conduct the study C. Conducting the experiment with an increased sample size D.

Solve the system by substitution. y=x2 - 2x+1 y = 2x+1

A 12 pack of soda is roughly $3.75. What is the cost per can of soda?

Experimental probability is Based on the assumption that all outcomes in the sample space occur randomly

the width of a rectangle is 5 inches less than its length, and the area is 14 square inches. What are the length and width of the rectangle?

Are these correct steps for solving 9x^2=108

Write the expression as a single natural logarithm. 3 ln 3 + 4 ln b ln 96b4 ln (27 + b4) ln 36b ln 27b4

Ralph sold brownies for $ 0.63 0.63 a piece in order to earn money to buy baseball cards. If the cards cost $ 1.35 1.35 per pack, and if Ralph had no money left over after buying them, what is the least number of brownies he must have sold?

The segments shown below could form a triangle 9,4,15 true or false