6 cm 5 cm
Determine the value of x.
A. 11 cm
O B. 461 cm
OC V11 cm
D. 3 cm
OE. 1 cm

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

Find two numbers if their sum is 91 and the ratio is 6: 7?