Question

10. Is 567927 UIVISIUIU U
11. Find the H.C.F. and L.C.M. of 20 and 21.
12. Find H.C.F. by Division Method and L.C.M. by using

Product of Numbers
L.C.M.
H.C.F.
of 1425 and 1805.​

Answer 1

Answer:

10) yes 567926 is divisible by 2, 3

11) hcf of 20 and 21 = 1

lcm of 20 and 21 = 2×2×5×3×7 = 420

12) Hcf of 1425 and 1805

3 | 1425. 5 | 1805

5 | 475. 19 | 361

5 | 95 | 19

| 19

Hcf = 5 × 19 = 95

Lcm = 3×5×5×19×19 = 27075

if it helped you then plz give it a like and rate it as per your wish ❤️