There are 21 white cars in the parking lot. these cars represent 35% of all the cars in the parking lot. how many cars are in the parking lot?

Acompany charges $0.10 for each letter engraved. bobby plans to spend no more than $5.00 on the engraving on a jewelry box. write and solve an inequality to find the maximum number of letters he can have engraved.

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

Determine domain and range, largest open interval, and intervals which function is continuous.