A50-ft chain with mass density 5 lb/ft is initially coiled on the ground. how much work is performed in lifting the chain so that it is fully extended (and one end touches the ground)?

A(t)=728(1+0.04)^t how much money did aditya originally invest

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.

Shannon drove for 540 minutes. if she traveled 65 miles per hour,how many total miles did she travel?