$2x is shared among 3 persons, a, b,c in the ratio 3: 2: 5 if b gets $45, find the value of x.

Acircle has a circumference of 28.36 units what is the diameter of the circle

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.

Akitchen is 12 ft. by 14 ft. with 10 ft. high walls. how much would it cost to put vinyl flooring in this room? $8.80 per ft