Onji has $5.25 in nickels and dimes. the coin value can be modeled by the equation 0.10d + 0.05n = 5.25, where d represents the number of dimes and n represents the number of nickels. if sonji has 21 dimes, how many nickels does she have

The graph of g(x) is a translation of y = which equation represents g(x)?

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?