Question

find the HCF of the numbers by prime factorization

30 and 75
64 and 80
130 and 208
120 and 168
132, 154 and 176
210, 240 and 390

find the HCF.

36,420 and 900
42,140

with examples

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Answer 1

Answer:

15

16

13

24

ik this much........

Answer 2

Answer:

hcf of

30,75 = 15

64,80 = 16

130,208 = 26

120,168 = 24

132,154,176 = 22

210,240,390 = 30