A group of 11 friends ordered 4 pizzas to share. They divided the pizzas up evenly and all ate the same amount. Express in decimal form the portion of a pizza that each friend ate. A. 0.36363636…
B. 0.411
C. 0.14141414…
D. 0.48

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.

Ameteorologist is studying the monthly rainfall in a section of the brazilian rainforest. she recorded the monthly rainfall, in inches, for last year. they were: 10.4, 10.3, 11.7, 11.1, 8.0, 4.4, 2.6, 1.8, 2.5, 4.4, 7.3, 9.5 fill in the missing values in the formula. what is the variance?

Mariano delivers newspaper. he always puts 3/4 of his weekly earnings in his savings account and then divides the rest equally into 3 piggy banks for spending at the snack shop, the arcade and the subway