a
6 units
b
10 nits
c
12 units
d
14 units
Explanation
Correct Option
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AyoGold15
3 years ago
Qd=20-1/2P
when P=12
Qd=20-(1/2×12)
Qd=20-(0.5×12)
Qd=20-6
Qd=14
the answer =14units

