Respuesta :

We need to multiply 4/5 by 4 5/8. We change 4 5/8 into a fraction to do the multiplication.

4/5 * 4 5/8 =

= 4/5 * 37/8

= 148/40

= 37/10

= 3 7/10

Answer: Sara's sister is 3 7/10 ft tall.