**New Learning Composite Mathematics SK Gupta Anubhuti Gangal Class 7 Rational Numbers Self Practice 3E Solution**

**Multiply:**

(1) (a) 2/3 x 6

(b) 37/-10 x 5

(c) 3~1/21 x (-7)

(d) -6~1/9 x -18

(e) 3~8/-15

(f) 1~7/39 x -91

(g) -6~9/50 x -10

(h) -8~11/95 x 38

**SOLUTION:**

(2) (a) -5/8 x 4/9

(b) -2/3 x -7/11

(c) -63/-16 x -16/9

(d) -48/5 x -20/9

(3) (a) 13/15 x -16/19 x 19/13

(b) -21/80 x 16/-63 x -15/17

**SOLUTION:**

(4) (a) 2~1/9 x -2~1/4

(b) -3~5/6 x 7/-9

(c) -11~1/5 x -1~1/8

(d) -11~1/4 x 1~1/7

(e) 3~1/5 x -1~7/8

(f) -6~9/11 x -1~7/15

(g) -7~2/19 x 5~1/15

(5) (a) -15 x (-1~1/2) x 1~7/20

(b_ -1~1/4 x (-1~1/2) x (-1~3/5)

**SOLUTION:**

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