Answer:
8b + 4n + 11r + 10
Step-by-step explanation:
9r+r+7b+10+b+r+4n
Solve :
=9r+r+r+7b+b+4n +10
=11r + 8b + 4n + 10
2250
5 x 2 = 10
225 x 10 = 2250
Tree c