I suppose you're supposed to convert 100111 from base 2 to base 10. We have

so the missing number is 39.
Answer:
Hi, this question is a little unclear. If you want to know what percentage he saved, it would be 30%, and to convert that percentage into a decimal would be a decimal of 0.30
Answer:
$6.00
Step-by-step explanation:
Answer:99.9
Step-by-step explanation:
Distribute -3 in
-3x + 42 + 6x
3x + 42
Hope this helps!