Write a rule for the linear function in the table.

x f(x)

1 3

2 2

3 1

4 0

a. f(x) = x + 4

b. f(x) = 4 – x

c. f(x) = x – 4

d. f(x) = 4x

What is 1.5% of 120 or what number is 1.5% of 120

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?

Milk and ice cream are mixed together for a recipe. the total volume of the mixture is 1 cup. if the milk contains 2% fat, the cream contains 18% fat ,and the mixture contains 6% fat ,how much cream is in the mixture