How can you tell if a number is divisible by 3?

a. the number ends in an odd digit.
b. the last number is 3.
c. the first two digits are divisible by 3.
d. the sum of the digits of the number is a multiple of 3

What is the reflection image of (5,-3) across the line y = -x?

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.

Adan has decided to purchase an $9000 car. he plans on putting 20% down toward the purchase and financing the rest at 7.9% interest rate for 3 years. find his monthly payment a) $225.29 b) $298.81 c) $204.78 d) $236.89