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02-05-2016
Mathematics

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14. teacher needs 70 lengths of string cut to 40 cm each. If balls of string are 10m longhow many balls will be needed.

14 teacher needs 70 lengths of string cut to 40 cm each If balls of string are 10m longhow many balls will be needed class=

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georgiatrn georgiatrn

02-05-2016

70×40=2800cm which is the total amount of cm that the teacher needs

10m = 1000cm

[tex] \frac{2800}{1000} [/tex] = 2.8

there will be 3 balls of string

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Аноним Аноним

02-05-2016

70×40=2800 cm, which would be the total amount of cm that the teacher needs for the balls.

10m = 1000cm

= 2.8

There will be 3 balls of string.

Answer Link

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