What is 49.32 times zero of the power of ten

The function show two sisters' savings account and the rate at which they plan to deposit money

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?

Will mark name all segments skew to bc