9514 1404 303
Answer:
66 2/3 cm
Step-by-step explanation:
The weight in kilograms is 20, so the stretch in cm is 20/3 = 6 2/3 cm.
When the 60 cm spring is stretched an additional 6 2/3 cm, its length will be ...
60 +6 2/3 = 66 2/3 . . . cm
The answer is 18 just add them
1 is 39. J don’t know about 2 and 3 though:(
Answer:
the last one i think
Step-by-step explanation: