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# Find the sum of all the numbers which are co-

Find the sum of all the numbers which are co-prime to 60 and which are less than 60.

• Option 1)

• Option 2)

• Option 3)

• Option 4)

• Option 5)

$1+7+11+13+17+19+23+29+31+37+41+43+47+49+53+59= 480$