$24 times 10 is $240 and $6 times 100 is $600 so 240+$600 is $840 then $840 devided by 4 is $210.
Answer: 
Step-by-step explanation:
Given
Rami practices his saxophone for
hour on 4 day each week
So, for a week she practices around

Converting it into mixed fraction

Kilograms is probably the best answer.