The pacific ocean covers about 46% of earth. if p represents the surface area of the pacific ocean and e represents the surface area of earth, write an equation for this situation.

What is sin 7x/4 ? i need on this urgent trig

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?