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The hcf of 45 and 40 is 5.
The GCF is 45.
HCF(26, 45) = 1. The numbers are co-prime.
The GCF is 15.
HCF(36, 50) = 2LCM(36, 50) = 180
The HCF is 1.
The GCF is 1.
The HCF of 25 and 50 is... 25.
The GCF is 10.
The GCF is 5.
15 is the answer
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