Identify the type of sample used.

An electronics store sends out a survey to the people on its mailing list asking them about their favorite brands of televisions.

A.

convenience

B.

simple random

C.

stratified random

D.

systematic

Taxicabs downtown charge a flat fee of $3.25, plus a state tax of $0.50, plus $0.50 for each 1 / 5 mile they travel with a passenger. Travis took a taxicab from his office to a meeting on the other side of town. The cab ride cost $14.

56 1/2% in simplest form

A company that makes trail mix uses 138 pounds of peanuts for every 23 pound of raisins. They make 245 pounds of trail mix using only peanuts and raisins. How many pounds of peanuts do they use?

Solve the equation and state a reason for each step. 23+11a-2c=12-2c

The lifetimes of 10,000 watch batteries are normally distributed the mean lifetime is 500 days the standard deviation is 60 days sketch a normal curve that represents this distribution label the mean and 3 standard deviations

F (x) = x^2+6x-27 A. x=-9; -3 B. x=-3; 9 C. x=-9; 8 D, X=-8; 3

Two more than 4 times a number is at most 10

Does this equation y=87.2/x represent a direct or inverse variation?

Find the price of one marker if five markers cost $35

What Number is 16 / of 44