Juan has twice as much money as Blanca, Blanca has 1/5 as much as Ronaldo. Together, they have $500. How much money does Juan have?

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?

If a runner who runs at a constant speed of p miles per hour runs a mile in exactly p minutes what is the integer closest to the value p