Answer:
a. Sunday
b. Wednesday
Explanation:
The value of the digit 3 in 130,768 is ten thousand
1/10 of ten thousand is 1000
the day with the value of 3 as thousand is Sunday (623,481)
The value of the digit 8 in 859,705 is hundred thousand
1/100 of hundred thousand is 1000
the day with the value of 8 as thousand is Wednesday(248,136)