Question

Tina says that 6:8 is equivalent to 36:64. What did Tina do wrong.

Answer 1

she did 6 for numerator and times 8 for denominator

Answer 2

She didn't multiply both if the numbers by the same number, so she should have multiplied 6x8 AND 8x8 instead of 6x6 and 8x8.
hope this helps :)