SPORTS The strength coach wants to determine whether a new workout routine will result in faster times in the 100-meter dash. He randomly selects 20 athletes and implements the new routine for 3 months. Then he compares their progress with the rest of the athletes. Identify the experiment as biased or unbiased. If biased, explain your reasoning.

Runner ran 1 4/5 miles on monday and 6 3/10 on tuesday. how many times her monday’s distance was her tuesdays distance

Find the missing factor. write your answer inexponential form.9^2=9^4×

Tyler went to the supermarket to buy food for a food pantry. he has $36, and can carry up to 20 pounds of food in his backpack. pasta costs $1 for a 1-pound package. pasta sauce costs $3 for a 1.5 pound jar. let x = the number of packages of pasta and y = the number of jars of pasta sauce. one package of pasta is the right amount to go with one jar of pasta sauce. what is the best numbers of packages of pasta and jars of pasta sauce to buy for the food pantry? how many packages of pasta? how many jars of pasta sauce? explain your reasoning.