Respuesta :
It will take Kendra 1 1/2 hours to make 9 necklaces.
Since she can make 12 necklaces in 2 hours we know she makes 6 in 1 hour.
1 hr = 6 necklaces
1/2 hr = 3 necklaces
1 1/2 hrs. = 9 necklaces
Since she can make 12 necklaces in 2 hours we know she makes 6 in 1 hour.
1 hr = 6 necklaces
1/2 hr = 3 necklaces
1 1/2 hrs. = 9 necklaces