Question

Moa finished 60% of her homework in 45 minutes how many minutes does it take her to do the whole thing

Answer 1

Answer: I think it will take her 1 hour

Answer 2

The percentage of homework completed in 45 min is 60%
The whole homework is 100%. 
The total amount of time it will take Moa to finish the homework will be given by:
100/60×45
=75 min
=1 hour 15 min