If people were administered a bench press test and a 100-yard dash test on one day and 60 days later the people were classified as to football playing ability, this is an example of obtaining:

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

What is the frequency of the sinusoidal graph?