Answer:
78
Step-by-step explanation:
Average income from Sunday to Thursday = Rs 75.
There are 5 days .
So average = sum / 5
= sum = 5 average
= sum = 5 × 75
= sum = 375
He earns Rs 93 on Friday .
So adding this sum = Rs 375 + 93
= Rs 468
Average = sum / number of terms
= Average = 468/6
= Average = 78
Hence the average is 78 .
