EXERCISE - 2 'C' 1. Write all the possible factors of the following numbers. (a) 40 (b) 132 (c) 196 (d) 225 (e) 345 (f) 475 (h) 680 (g) 550 (k) 1200 (i) 720 (1) 1000 (C) 1500 Write all the nossihle prime factors of the following numbers.
Answers
Question~
Write all the possible factors of the following numbers. (a) 40 (b) 132 (c) 196 (d) 225 (e) 345 (f) 475 (h) 680 (g) 550 (k) 1200 (i) 720 (1) 1000 (C) 1500.
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Given :
- 40
- 132
- 196
- 225
- 345
- 475
- 680
- 550
- 1200
- 720
- 1000
- 1500
To find :
- the factors of the following numbers
Solution :
⇒ Factors of 40 = 1, 2, 4, 5, 8, 10, 20 and 40.
⇒ Factors of 132 = 1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, and 132.
⇒ Factors of 192 = 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, and 192.
⇒ Factors of 225 = 1, 3, 5, 9, 15, 25, 45, 75, and 225.
⇒ Factors of 345 = 1, 3, 5, 15, 23, 69, 115 and 345.
⇒ Factors of 475 = 1, 5, 19, 25, 95, and 475.
⇒ Factors of 680 = 1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340 and 680.
⇒ Factors of 550 = 1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, and 550.
⇒ Factors of 1220 = 1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, and 1220.
⇒ Factors of 720 = 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, and 720.
⇒ Factors of 1000 = 1 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, and 1000.