Select the Venn diagram that best illustrates the relationship between the following classes.
Men, Tennis players, Women
Select the option in which the number-pair shares the same relationship, as shared by the following number-pair.
96:81
If ÷ is interchanged with +, and x is interchanged with -, then which of the following equations is correct?
24 × 84 + 12 ÷ 16 - 7 = 129
24 + 84 ÷ 12 - 16 × 7 = 129
24 - 84 ÷ 12 + 16 × 7 = 129
24 - 84 ÷ 12 × 16 + 7 = 129