Answer:
The answer is 0.456 m.
Explanation:
The length of 1 watermelon seed is 4 mm.
The length of a line of 114 watermelon seeds is 114 x 4 = 456
We now have to convert 456 mm to meters.
--------------- | ------ Unit ------- | Symbol | ------- Fact -------- |
--------------- | -- millimeter --- | -- mm -- | - 100 mm = 1 m - |
--------------- | - centimeter -- | --- cm -- | - 100 cm = 1 m -- |
Length ---- | -- decimeter -- | --- dm -- | -- 10 dm = 1 m -- |
--------------- | ----- meter ----- | ---- m --- | - - - - - - - - - - - - - |
--------------- | -- kilometer --- | --- km -- | - 1 km = 1000 m - |
In 1 meter there are 1000 millimeters.
So to convert millimeter to meters, we divide by 1000.
--------- 456 mm = (456 รท 1000) m = 0.456 m.
A line of 114 watermelon seeds would stretch 0.456 meters.
So our answer is 0.456 m.