Answer :
To get the result we can use proportion
16oz ---------------- 100%
7oz ----------------- x
crossmultiply
16x=7*100
16x=700 :16
x=43,75% - its the result
16oz ---------------- 100%
7oz ----------------- x
crossmultiply
16x=7*100
16x=700 :16
x=43,75% - its the result
