Joy has a piece of ribbon that is 6 7/8 in. long. she purchases a piece that is 35 7/8 in. long.
which expression should joy use to estimate how many total inches of ribbon she has altogether?

a. 36 - 7
b. 36 1/2 - 7 1/2
c. 36 + 7
d. 36 1/2 + 7 1/2

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.

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

The acceleration of an object due to gravity is 32 feet per second squared. what is acceleration due to gravity in inches per second squared?