(20*6)+(12*6)+(18*10)=312 500-312=188 colored pencil's left.
C is the answer!! I hope this helps!!!
Answer:
1260
Step-by-step explanation:
He asked 180 people and 63 said cookies so I think you have to do 63 out of each 180 people so you would do 3600 ÷ 180 = 20, 20 x 63 =1260
Not sure if this is right, hope this helps