Help me with just making 4 sentences

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

Whose conclusion is correct? choose all that apply. (two max) elijah emily edward esme

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.