Question

A drilling crew dug to a height of -323

feet during their first day of drilling. On
the second day, the crew dug down 193
feet more than on the first day. Describe
the height of the bottom of the hole after
the second day.

Answer 1

The bottom of the hole is at -839 feet and about 62% deeper on the second day than on the first day.

Explanation:

-323+-193=-516 add to get the number of feet drilled on the second day

-516+-323=-839 add to get total depth