Plz
what should be added to −6 to make the sum 0?

a. −7
b. −6
c. 0
d. 6

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent ?

Find the interior angle of a regular polygon which has 6 sides