*properties of real numbers*
classify each variable according to the set of numbers that best describes its values.
1. the area of a circle a found by using the formula pi(r2).
2. the number n of equal slices in a pizza; the portion p of the pizza in one slice.
3. the air temperature t in saint paul, mn, measured to the nearest degree fahrenheit

Amber had 1/6 of a pie left after the bake sale. rihanna had 3/8 of a pie left. what fraction of a pie did they have altogether?

Jace wrote a sentence as an equation. 56 is 14 more than a number. 14+ = 56 which statement best describes jace's work? jace is not correct. the phrase more than suggests using the symbol > and jace did not use that symbol. jace is not correct. he was correct to use addition, but the equation should be 56+ p = 14 jace is not correct. the first number in the sentence is 56, so the equation should start with 56. jace is correct. the phrase more than suggests addition, so jace showed that 14 plus a variable equals 56. o

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?