Answer :
2/3=10/15 (multiply by 3)
3/5=9/15 (multiply by 5)
10/15+9/15=19/15=1 4/15
4+1 4/15=5 4/15 hours
hope that helps :)
3/5=9/15 (multiply by 5)
10/15+9/15=19/15=1 4/15
4+1 4/15=5 4/15 hours
hope that helps :)