JAMB 1999
If {(a
2b
-3c)
3/4/a
-1b
4c
5} = a
pb
qc
r; what is the value of p+2q?
-
A.
(5/2)
-
B.
-(5/4)
-
C.
-(25/4)
-
D.
-10
Correct Answer: Option D
Explanation
Hint: Use BODMAS and algebra to arrive at the values of P = 5/2, q = -25/4 and r = -9/2.
Then substitute the values of p and q into p+2q to get -10.
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