plzz telk me only question no.15 in copy plzzzzz
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No. of beakers needed for 18 students=6
No. of beakers needed for 1 students=6/18=1/3
No. of beakers needed for 30 students=1×30/3=1×10=10
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No of students 18
Beakers 6
For one = 18/6
3 for 1
30*3
=90 beakers for 30 students
Beakers 6
For one = 18/6
3 for 1
30*3
=90 beakers for 30 students
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