Answer:
B
Step-by-step explanation:
B) The price was increased by 40% and then decreased by 15%.
He would have done 10+10+10 like for each stick then + How ever many ones there were and then we would have done the same for the other set . Soorry if I'm wrong
Answer:
It is C
Step-by-step explanation:
2/21, 16/28
Multiply by 2,3,4