You have 95 coins, consisting of nickels, dimes and quarters. The value of the coins is $13.70. There are 11 more quarters than dimes. Which system of equations can be used to represent this situation, where nn is the number of nickels, dd is the number of dimes, and qq is the number of quarters?

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms