There are 254 counties in texas. zane rounds the number to nearest ten. what is tge difference between actual number of counties and zane rounded number

Acollege is planning to construct a rectangular parking lot on land bordered on one side by a highway. the plan is to use 680 feet of fencing to fence off the other three sides. what dimensions should the lot have if the enclosed area is to be a maximum?

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin. how many doctors use brand x aspirin