Question

if 9 girls can prepare 135 garlands in 3 how many girls are needed to prepare 270 garlands in 1 hour​

Answer 1

Answer:

Preparation in 1 hour - 9×3 =27

Girls needed for 270 Garlands - 27/135×270=7290/70

=54- Answer

Answer 2

number of garlands made by nine girls=135

girls need to prepare 270 garlands in 1 hour=?

girls need to prepare 135 garlands in one hour=135/9=15 girls

lcm of 9 and 15=45

270-135/45

270×6,135×3=1620-405

1215

1215÷15

81

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