Answer:
B
Step-by-step explanation:
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Answer: 81
Step-by-step explanation:
6.75 + 3 + 3.75 = X
X x 6 = 81
Im not 100% sure, but I would say that the answer is A. because the magnet must be strong enough to hold the switch in place, and keep the circuit connected
1kg is 2.20462 pounds
So 4kgs are 8.81849
Divided by $16 would equal 0.551155625
Therefore Each pound will cost 0.551155625