Answer:
√20 = 4.5
√30 = 5.5
√23 = 4.8
?= 60
Step-by-step explanation:
yep, that's the answer
4 = ½[6] + b
3
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5/4
5/6+5/12
or, {(5×2)+5}/12
or, 15/12 = 5/4
