during a summer rainstorm, the temperature dropped from 87 degrees to 69 degrees. how many degrees did the temperature drop? what was the percent of decrease to the nearest whole percent

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

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 ?

Which function has the domain x> -11?