Question

1.use euclid division algorithm to find hcf of 120 and 35, 72 and 124 ,867 and 255
2.express each number as a product of its prime factor :150,80,190,200



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Answer 1

1st point 2

72 and 124

124=72x1+52

72=52x1+20

52=20x2+12

20=12x1+8

12=8x1+4

8=4x2+0