Ajar contains n nickels and d dimes. there are 27 coins in the jar, and the total value of the coins is $1.85. set up and solve a system of equations to find how many nickels and how many dimes are in the jar.

Np4=12np2 with clear explanation.

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u. s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u. s. dollars for every 100 euros. b. gabriella averages 100 u. s. dollars for every 25 euros. c. gabriella can exchange 75 u. s. dollars for 100 euros. d. gabriella can exchange 100 u. s. dollars for 75 euros.

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25