Answer:
I don't know which digit is underlined, so here are the values of all the digits.
Hundreds place: 6
6 * 100 = 600
The value of the 6 is 600.
Tens place: 2
2 * 10 = 20
The value of the 2 is 20.
Ones place: 5
5 * 1 = 5
The value of the 5 is 5.
It should be 8 if it is 5-5 which gives you 0.
Or it could be (5x5)-5=20+8=28.
Answer:
4
Step-by-step explanation:
3x+4=16
-4 -4
3x=12
3/3 12/3
4
Answer: 223.77 minutes
Step-by-step explanation:
For this exercise you need to use the following formula:
Where 
is the individual time for object A, 
is the individual time for object B and 
is the time for A and B working together.
In this case, analizing the information given in the exercise, you can identify that:
Knowing these values you can substitute them into the formula and then you must solve for "t" in order to calculate how long will it take working together.
You get that this is:
The dot that is on the 20 or close to is im pretty sure that the anwser hope this helps
