Ano ang composite numbers?

One number exceeds three times a second number by three. half of the larger number exceeds one-fifth of the smaler number by eight.solve for the required solution​

In the first quarter of the year, the exchange rate of dollars to pesos was $1 is to 44 pesos. in the second quarter, the rate was $1 is to 45.5 pesos. what is the percent increase of the exchange rate? thank you in advance..​

How should the polynomial function f (x)=1/2x-​