What is the sum of 1h20, 2h40, 3h05?
Answers
Answered by
1
Answer:
7 hours 5 mins
Step-by-step explanation:
1h 20
2h 40
3h 05
______
6h____6_5_
In 1 hour there are 60mins
but in the answer it is 65 mins
So we will add 1 to hour
therefore ans is 7 hour 05 mins
Answered by
1
Answer:
425
Step-by-step explanation:
1h=60mint and 20mint are given with it
2h=120mint and 40 mint are given with it
3h=180mint and 5 mint are given with it
so,
60+20=80
120+40=160
180+5=185
80+160+185=425ans.
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