Which number is rational and a real number, but not an integer?

A. Square root 2
B. There is no such number
C. -5
D. 5/7

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.