The prime number will be 69 and 89
        
             
        
        
        
5/4 is the constant of proportionality
        
             
        
        
        
<span>Max ht is at the vertex of the parabola, at t = -b/2a
t = -32/-32 = 1
h(1) = -16 + 32 + 20
= 36 feet
hope this helps 
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        ➣ Assignment: 
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        ➣ Answer: 
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Explanation: ↓↓↓↓↓
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        ➤ [ Step One ] Follow PEMDAS Order Of Operations

        ➤ [ Step Two ] Rewrite Equation

        ➤ [ Step Three ] Calculate Within Parenthesis

        ➤ [ Step Four ] Rewrite Equation

        ➤ [ Step Five ] Multiply

        ➤ [ Step Six ] Rewrite Equation

        ➤ [ Step Seven ] Calculate Exponents

        ➤  [ Step Eight ] Rewrite Equation

        ➤  [ Step Nine ] Solve

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I would add 24 and 36, to make 60, then I would tack on 13 and get 73.