Tracey paid $185 for an item that was originally priced at $550. what percent of the original price did tracey pay? round to the nearest tenth of a percent.

How do i do this activity, is appreciated

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

What additional information could be used to prove abc =mqr using sas? check all that apply.