A rectangular lot is 110 yards long and 80 yards wide. Give the length and width of another rectangular lot that has the same perimeter but a larger area.

Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?

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?

In triangle opq right angled at p op=7cm,oq-pq=1 determine the values of sinq and cosq