There were 42 runners to start a race. in the first half of the race, 1 over 3 of them dropped out. in the second half of the race, 4 over 7 of the remaining runners dropped out. how many runners finished the race?

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.