Question

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

Answer 1

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 2

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

10m = 1000cm


`(2800)/(1000)` = 2.8

there will be 3 balls of string