Final answer:
The ratio equivalent to 7:350 is 17:850, as both ratios simplify to 1:50.
Step-by-step explanation:
To find which ratio is equivalent to the ratio 7:350, we can simplify the given ratio and then compare it to the options provided. Simplifying 7:350, we divide both terms by 7, which gives us 1:50.
Now, we must see if any of the options provided can also be simplified to 1:50.
For 17:950, dividing both terms by 17 gives us 1:55.83, which is not equal to 1:50.
For 17:900, dividing both terms by 17 gives us 1:52.94, which is not equal to 1:50.
For 17:875, dividing both terms by 17 gives us 1:51.47, which is not equal to 1:50.
For 17:850, dividing both terms by 17 gives us 1:50, which is equivalent to the given ratio 7:350.
Therefore, the ratio that is equivalent to 7:350 is 17:850.