Ariel weighed an object on her balance and recorded a mass of 24.3 grams. her teacher told her that there was obviously something wrong with her balance because it was giving her a reading which was 30.0% too high. what was the actual mass of the object?

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?