Which statement or statements are true about adding integers? Group of answer choices

If the signs are the same, add the numbers

if the signs are the same subtract the numbers

if the signs are different, add the numbers

if the signs are different, subtract the numbers.

Enter the missing numbers in the boxes to complete the table of equivalent ratios of lengths to widths. ? 18 8 ? 10 30 12 ?

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers