Answer:
both expression are not the same
Step-by-step explanation
Given the expressions
3 \div 3/7 and 1/3 * 3/7
For the first expression;
3 \div 3/7
= 3 * 7/3
= 3/3 * 7
= 1 * 7
= 7
Second expression
1/3 * 3/7
= 3/3 * 1/7
= 1* 1/7
= 1/7
Hence both expression are not the same. Ruth is wrong