RS Aggarwal Class 6 Math Second Chapter Factors And Multiples Exercise 2C Solution

RS Aggarwal Class 6 Math Second Chapter Factors And Multiples Exercise 2C Solution

EXERCISE 2C

 (1) 12

Ans: 12= 2 x 2 x 3

= 2² x 3

(2) 18

Ans: 18= 2 x 3 x 3

= 2 x 3²

(3) 48

Ans: 48= 2 x 2 x 2 x 2 x 3

= 2⁴  x 3

(4) 56

Ans: 56= 7 x 2 x 2 x 2

= 7 x 2³

(5) 90

Ans: 2 x 3 x 3 x 5

= 2 x 3² x 5

(6) 136

Ans: 136= 2 x 2 x 2 x 17

= 2³ x 17

(7) 252

Ans: 252= 2 x 2 x 3 x 3 x 7

= 2² x 3² x 7

(8) 420

Ans: 2 x 2 x 3 x 5 x 7

= 2² x 3 x 5 x 7

(9) 637

Ans: 637= 7 x 7 x 13

= 7² x 13

(10) 945

Ans: 945= 3 x 3 x 3 x 5 x 7

= 3³ x 5 x 7

(11) 1224

Ans: 1224= 2 x 2 x 2 x 3 x 3 x 17

= 2³ x 3² x 17

(12) 1323

Ans:  1323= 3 x 3 x 3 x 7 x 7

= 3³ x 7²

(13) 8712

Ans: 8712= 2 x 2 x 2 x 3 x 3 x 11 x 11

= 2³ x 3² x 11²

(14) 9317

Ans: 9317= 11 x 11 x 11 x 7

= 11³ x 7

(15) 1035

Ans: 1035= 3 x 3 x 5 x 23

= 3² x 5 x 23

(16) 1197

Ans: 1197= 3 x 3 x 7 x 19

= 3² x 7 x 19

(17) 4641

Ans: 4641= 3 x 7 x 13 x 17

(18) 4335

Ans: 4335= 3 x 5 x 17 x 17

= 3 x 5 x 17²

(19) 2907

Ans: 2907= 3 x 3 x 17 x 19

= 3² x 17 x 19

(20) 13915

Ans: 13915= 5 x 11 x 11 x 23

= 5 x 11² x 23