Why is it important to have categories of numbers and to know which categories you are dealing with in a given expression?

What is the smallest five-digit number, whose digits are all different?

Volume and surface area are often compared by manufacturers in order to maximize how much of something can go inside of a package (volume) while keeping how much material is required to create the package (surface area) low.

Evaluate - 6 - (-4). -10 -2 24 2

Express the set in roster form. The set of integers greater than - 2 and less than 2

A school paid $31.25 for each cakculator. a. If the school bought x calculators, how much did they pay?

In a 56 pound mixture of sand and gravel, 14 pound is gravel. How much gravel is there in a 1-pound mixture?

6,845,309 rounded to the nearest hundred thousand

a rectangular auditorium seats 1118 people. the number of seats in each row exceeds the number of rows by 17. find the number of seats in each row

Whats b plus 11 equals 72

Which of these is a unit rate? A $3 for 3 hotdogs B $5 for a case of soda C $8 for 6 cupcakes D $16 for 2 movie tickets