21) Add: 2 hours 20 minutes + 4
hours 50 minutes
(
write only final answer in figures)
Answers
Answered by
0
Answer:
. 13 hr. 48 min. 36 sec.
Step-by-step explanation:
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Answered by
0
the answer is 8 hours
Step-by-step explanation:
2.20
4.50
=8.00
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