Clare wants to mail a package that weighs 45 1/2 pounds. what could this weight be in kilograms?
a. 2.04
b. 4.5
c.9.92
sd. 4,500

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total