6) Sir Dennis made a record of their three months electric consumption. The first reading is 0089 kwh.
If the basic charge for the first 10 kwh is P78.00 and the December 2020 - 0139 kwh succeeding kwh is charged P8.73/kwh, how much will the January 2021 - 0202 kwh family pay for the month of December? January? February 2021 - 0278 kwh February?
Answers & Comments
December- 427.2
Solution:
0139-0089= 50
50-10=40
78+40x8.73=427.2
January - 540.69
Solution
0202-0139=63
63-10=53
78+53x8.73=540.69
February - 654.18
0278-0202=76
76-10=66
78+66x8.73=654.18