Question

pls solve me the simplify,1,12,24 and 25....
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Answer 1

Answer:

1. 5* 11/2 = 55/2

12. 343/64* 8/7 = 49/8

24. [35/2 * 17/2 ] / 19/2

= 595/4 * 2/19

= 595/ 38

25. 42/5 * 37/5 * 25/ 6 = 259

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Answer 2

Answer:

l= 30

b=2(30)

p=2(30+60)

2*90

180

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