Question

my brotherdid homework from 7.30 p.m to 8.52 p.m while i did mine from 8.40 to 10.00 p.m who took shorter time to complete his homework and by how long​

Answer 1

Explanation:

30 minutes till 8.00 pm

plus

52 minutes

so

30+52=82 minutes

my homeworks

20 minutes till 9.00 pm

plus 1 hour or 60 minutes till 10.00 pm

20+60=80 minutes

80<82

so I took shorter time to complete the homework

Answer 2

you took shorter time to complete by 2minutes