royaltyjl11
royaltyjl11
19.05.2021 • 
Mathematics

A scientist wants to estimate the number of lions living in a region. On Thursday, he locates and tags some lions. I

On Friday he returns and locates 10 less lions than he had on Thursday.

He notices that 4 of the lions are tagged

The scientist works out an estimate for the total number of lions living in the

region.

He notices that the number of lions that he had caught on Thursday, was a

fifth of the total number of lions.

How many lions live in the region?

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