Hi! :)
It sounds like you need to multiply this fraction.

*16=6
So, Marge used 6 total inches of tape.
Hope this helps!
In Sunday she babysits 1 hour and 23 minutes,in Saturday she babysit 1 hour and 39 minutes.In total it’s 3 hours and 12 minutes.
Answer:
The ratio is 2:3. 10m:15m is the fraction 10/15. Reduce to 2/3. The ratio is 2:3.
Step-by-step explanation:
Hope this helps. Not positive if it’s correct, however.