Answer:
B) A bank withdrawal of $40 And a Deposit of $40 .
Resultant is ZERO.
Explanation:
If equal is subtracted from equals, the resultant is ZERO.
Here,
A) Two 10 Yard gains in a football game .
It implies that total gain as +20 yard gains.
⇒ Resultant is NOT ZERO.
B) A bank withdrawal of $40 And a Deposit of $40
Total amount in bank = Total Deposit - Total Withdrawal
= $20 - $20 = 0
⇒ Resultant is ZERO.
C) A change in temperature from -7 °F to 7 °F
Total change in temperature = Initial temperature- Final Temperature
= 7 °F - (-7 °F) = 14 °F
⇒ Resultant is NOT ZERO.
D) Making $50 babysitting then spending half
It implies that total gain as + $50 in money.
⇒ Resultant is NOT ZERO.