A square field is 40 meters on each side. Beginning at one corner, light
towers are built every 10 meters on
three sides of the field. How many
towers are needed?

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years