Please, I need help with this quiz!! Can someone explain to me how to do problems like these. Simplify: ( 1\5 - 1\10 ) Divided by 3 to the second power - 4\5 Simplify: (25 + 17) - | 37 - 13 | Simplify: |15.87 - 48.09| + | -79.67 + 42.31|

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

Determine the fraction of total interest owed. after the fourth month of a 12-month loan: the numerator is: {(n + ) + (n + ) + (n + ) + (n + )} = , and the denominator is: {(n) + (n + 1) + + (n + )} = . therefore, the fraction is numerator/denominator (to the nearest tenth) =

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest