What is the expected rate of double crossovers

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Given only the following: Testcross that produced 100 progeny, 9 of which are double recombinants. The following rates of recombination:

k-m .30
k-l .65
l-m .40

In the absence of interference, what is the expected rate of double crossovers between these 3 genes?

Reference no: EM13155721

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