Eric practiced piano an guitar for a total of 8 hours this week. he practiced the piano for 1/4 of that time. how many hours did eric practice the piano this week?

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

If the measure of xyz is 81 what is the measure of yz

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41