1.

If 7 Spiders Make 7 Webs In 7 Days, Then 1 Spider Will Make 1 Web In How Many Days?

Answer»

LET the required number days be x.

Less spiders, More days (Indirect PROPORTION)

Less WEBS, Less days (Direct Proportion)

Spiders 1 : 7

> :: 7 : x

Webs 7 : 1 }

1 x 7 x x = 7 x 1 x 7

=> x = 7.

Let the required number days be x.

Less spiders, More days (Indirect Proportion)

Less webs, Less days (Direct Proportion)

Spiders 1 : 7 } 

> :: 7 : x

Webs 7 : 1 }

1 x 7 x x = 7 x 1 x 7

=> x = 7.



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