0
Anonymous
√32 * √20
= √(32*20)
= √(640)
= √(2*2*160)
= 2√(160)
= 2√(2*2*40)
= 4√(40)
= 4√(2*2*10)
= 8√10
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It is: 20/32 times 100 = 62.5%
8
645/32 = 20 5/32 (or 20 with 5 remainder)
5.6568542
649 ÷ 32 = 20 with remainder 9