If one cup has 5.2 mg then you would need 4 cups to get at least 18 mg.
Answer: $ 48
Explanation:
1) kw-h is a measure electric energy consumption.
2) The cost of electric energy is considered proportional to the number of kw-h (kilo watts - hour) consumed. Thi is:
cost------- = constant = unit cost = 0.40 $/kw-h
kw-h
3) Then, the total cost is the total number of kw-h times the unit cost. This is:
8 h × 15,000 watts × 1 kw / 1,000 watts × 0.40 $ / kw-h = $48.
That is the cost to charge the robot each night
Step-by-step explanation:
If the B is the middle of the segment AC,
AC= AB+BC
AC=7+12= 19.
If I'm wrong, correct me please. I would be pleased.
If you would like to know how many minutes are in 4 hours, you can calculate this using the following steps:
1 hour = 60 minutes
4 hours = 4 * 60 minutes = 240 minutes
Result: 240 minutes are in 4 hours.