Atriangle has an area of 100 square feet and a height of 5 feet what is the length of the base of the triangle?

In the geometric progression –3, 12, −48… what term is 3,072?

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.

Solve this 364x-64x=300x and 12(x2–x–1)+13(x2–x–1)=25(x2–x–1)