Answer:
Brock is lying.
Step-by-step explanation:
Brock is lying because 4^-2 = 1/4^2 = 1/16 of a second!! (He'd have to hold on to a rocket to do 100 meters in that time!!).
Jim's time of 4^2 = 16 seconds is believable.
Answer:
29.16
Step-by-step explanation:
8 percent of 27 is 2.16 so you do 27+2.16 and you get 29.16
Answer:
- $50 + $200 - $800
Step-by-step explanation:
You have to pay $50
This is a negative to your account: -$50
You win $200
This is a positive to your account: + $200
After you have to pay $800
This is a negative to your account: - $800
Total transaction
- $50 + $200 - $800
The expression that represent the situation is:
- $50 + $200 - $800
= - $650
