Question 47

Jambmaths question: 

f m = 3,  p = –3  q =7 and  r = $\tfrac{5}{2}$, evaluate $m(p+q+r)$

Option A: 

18.95

Option B: 

19.50

Option C: 

18.05

Option D: 

19.15

Jamb Maths Solution: 

$\begin{align}  & m(p+q+r)=3(-3+7+\tfrac{5}{2}) \\ & =3(4+\tfrac{5}{2})=3(\tfrac{13}{2}) \\ & =\tfrac{39}{2}=19.50 \end{align}$

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