Why is the number 19/100 a rational number?
a. it is the quotient of 100 divided by 19.
b. it is the quotient of 19 divided by 100.
c. it is the quotient of 10 divided by 9.
d. it is the quotient of 9 divided by 10.

Let x = a + bi and y = c + di and z = f + gi. which statements are true?

X= 3y - 6 2x - 4y = 8 solve the system of equations using substitution. a) (-12,-2) b) (15,7) c) (21,9) d) (24,10)

Abank manager wants to encourage new customers to open accounts with principals of at least $2 comma 500. he decides to make a poster advertising a simple interest rate of 3%. what must the principal be if the bank manager also wants to advertise that one can earn $10 the first month? can the poster correctly say, "open an account of $2 comma 500 and earn at least $10 interest in 1 month! "?