Answer:
or 
Step-by-step explanation:

Answer:
that would be 1305.5
Step-by-step explanation:
5(6x+5)-2(4x-1) = 30x+25-8x+2 = 22x+27
Answer:
24.2 marks
Step-by-step explanation:
25 + 36 + 20 + 15 + 24 + 30 + 38 + 32 + 22 = 242
since there are 10 students we divide 242 by 10 and get 24.2