You have driving lessons every fifth day and swimming lessons every third day. Today you have both lessons in how many days will you have both lessons on the same day again?

Atriangle has sides with lengths of 10 yards, 13 yards, and 18 yards. is it a right triangle?

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.

What is the value of the product (3-2i)(3+2i)?