Let the two numbers be 33a and 33b (33 is the H.C.F.) 33a +33b = 594 33(a + b) = 594 a+b = 594/33 a+b=18 Now, a and b must be co-primes Pairs = (1, 17), (5, 13), and (7, 11) Number of pairs are 3
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