Math, asked by SushmitaKotikal, 5 hours ago

During the testing of drug the result were found to be 85% positive in the first phase of 100 tests and 55% positive of second phase.If the overall results were 75% positive. What was the total number of tests conducted in first phase and second phase?

Answers

Answered by abhi96255

0

total 150 test conducted

1st phase = 100

2nd phase = 50

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