Mathematics, 23.10.2019 03:00, molinaemily009
Aset of twins, andrea and courtney, are initially 10 years old. while courtney remains on earth, andrea rides on a spaceship which travels away from earth at a speed of 0.50 c for five years (as measured by courtney), then immediately turns around and comes back at 0.50c . when andrea returns, courtney is 20 years old. how old is andrea upon her return?
Answers: 1
Mathematics, 21.06.2019 18:00, rawaanasser12245
Pat listed all the numbers that have 15 as a multiple write the numbers in pats list
Answers: 2
Aset of twins, andrea and courtney, are initially 10 years old. while courtney remains on earth, and...
Mathematics, 15.09.2019 07:10
Health, 15.09.2019 07:10
Mathematics, 15.09.2019 08:10
Mathematics, 15.09.2019 08:10