Answer:
B, and i don't for the second one
Step-by-step explanation:
<span>false
The truth table for the and function is
Inputs output
a b t/f
f f f
f t f
t f f
t t t
which shows that the and function is only true if and only if both of its inputs are true. Since b is false, then the value of the function a and b is false.</span>
Answer:
in the picture above
Step-by-step explanation:
I hope that it's a clear solution and explanation.
If he wants to earn $1000, it means that $1000 must be 20% of his overall sales.
1000 = 20% * x
1000 = 20/100x
1000 = 0,2x / ÷ 0,2 (both sides)
x = 5000
Answer: A salesman must sell products for $5000 to earn $1000.