please tell me math answer full.
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4). 32/7 + 47/9
288 + 329 /63
= 617 /63
5) 2/7 of 3/4
= 3/4× 2/7
= 3/14
3/5 of 5/8
= 5/8 × 3/5
= 3/8
3/8 - 3/14
= 21- 12/ 56
3/8 is greater
6). 1 litre = 16 km
23/4 = 16× 23/4
= 92 km ans
10). Side of square = 20cm
area = side × side
= 20 × 20
= 400
perimeter of square = 4× side
= 4× 20
= 80
9). Descending order =
2/9 - 2/3 - 8/21
= 14-42-24/63
= 2/3 , 8/21, 2/9
Step-by-step explanation:
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