There are only 2 solutions for none of the rooks can capture any of the other rooks: only if they are laid out in either of the 2 diagonal of the chess board
The number of possible combination for the rock to laid out in 8x8 (64 slots) chess board
Step-by-step explanation: To find 3 fractions that are equivalent to 4/7, we either multiply or divide the numerator and denominator by the same number.
If we multiply 4/7 by 2 in both the numerator and denominator, we get the equivalent fraction 8/14.
If we multiply 4/7 by 3 in both the numerator and denominator, we get the equivalent fraction 12/21.
If we multiply 4/7 by 72 in both the numerator and denominator, we get the equivalent fraction 288/504.