Identical twins Kate and Karen are rowing their boat on a hot Summer ut"rrffinen they decide to go for a swim. Kate, whose mass is 45 kilograms, jumps offthe front of the boat at a speed of g. d0 m/sec. Kiren jumps offthe back at a speed of 4.00 m/sec. If the 7O-kilogram rowboat is moving at 1.00m/s when the girls jump, what is the speed of the rowboat after the girls jump?

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2 open this and click on your profile pic and if your profile is not appearing, then u have to log in.

3. when u click on your profile pic, there appears four options on the top.

4. click on the 1st option and scroll down and go at the bottom.

5. click on edit profile.

6. there appears a option 'prefernces' and at that option at the right side , 'edit' is written.

7. click on the edit option.

8. there is a option " i want to delete my account" and click on that.

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i don't understand. explain it clearly