Which equation represents a proportional relationship?

a) y = 2/5x

b) y = 1/3x + 5

c) y = −3x − 1

d) y = 2x + 0.5

b. 153 students do not participate in sports and seventy-five 12th graders were surveyed

whole number data type

step-by-step explanation:

as whole number type represents whole number

like 1, 2 ,3, 4

in other words the whole numbers are those numbers which cannot be written infraction.

since we can take days as a whole number i.e 1 day 2 day and we cannot write 1.2 day hence we will use whole number data type