Question

* the matters and 10
Factors or 75 are 1...15.25 and 7
Factors of are 1. 2. 3. 4. 5.6.10.12.16
actors of 10 are 1.2.3.5.0.7.10. 14.15.21.10.15.42.70 105 21
Thus, common factors of 75.60 and 210 are 1.5
Empleo: Find the common multiples of 1.4 and
Solution : Multiples of 3 are 3,6,9.12.15.18.21.24.27.10.33.44.39.42.
45. 18.

EXERCISE 3.4
1. Find the common factors of:
(a) 20 and 28
(b) IS and 25 (c) 35 and so (d) 56 and 120
Find the common factors of:
(a) 4, 8 and 12 (b) 5.15 and 25
3. Find first three common multiples of:
(a) 6 and 8 (b) 12 and 18
Write all the numbers less than 100 which are common multiples of 3 and 4.
Which of the following numbers are co-prime?
(a) 18 and 35 (b) 15 and 37 (c) 30 and 415
(d) 17 and 68 (e) 216 and 215 (1) 81 and 16
A number is divisible by both 5 and 12. By which other number will that number be
always divisible?
7. Anumber is divisible by 12. By what other numbers will that number be divisible?
5.
6.
ility Rules​

Answer 1

Answer:

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