Calculate GCD(98,42).

An epidemiological study projects that 25% of a population in certain area are expected to get sick from COVID-19 this month. If 60,000 people live in this area, how many are expected to get sick?

Data stored on a computer disk or transmitted over a data network are usually represented as a string of bytes. Each byte is made up of 8 bits. How many bytes are required to encode 100 bits of data?

Assume that there are 325 million people in the United States. If 128,978 people died of a stroke in 2014 and you moved to a city with 500,000 people, how many people would you expect to die due to a stroke in a year

In recent years, a state has issued license plates using a combination of two letters of the alphabet followed by three digits, followed by another two letters of the alphabet. How many different license plates can be issued using this configuration?