The price of apples at a farm is $1.67 per pound. which equation can be used to determine c, the total price of n pounds of apples?

c = 1.67n
c equals 1.67 over n
c = 1.67 + n
c = 1.67 − n

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

Extra points! find the missing dimension! need asap

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?