if x is equal to 2 by 3 and Y is equal to 13 by 21 and Z is equal to 5 by 7 then (x÷y)÷z=(x÷y)÷z .
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Step-by-step explanation:
x = 2/3
y = 13/21
z = 5/7
therefore,
{ (2/3) ÷ (13/21) } ÷ 5/7
= ( 2/3 × 21/13) ÷ 5/7
= 14/13 × 7/5
= 98/65
= 1.51
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0
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