A spray can of brake cleaner costs $1.89. If one can lasts for 11 brake jobs and a shop does 43 brake jobs a week, how much does it cost per week for brake cleaner?

Acircle has a circumference of 2 pi cm. which statement about the circumference and area is true? a comparison of the area and circumference is not possible since the area cannot be determined. the numerical values of the circumference and area of the circle are equal. the numerical value of the circumference is greater than the numerical value of the area. the numerical value of the circumference is less than the numerical value of the area.

52 cm radius = diameter = area = circumference = circumfer

Prove that 16^4-2^13-4^5 is divisible by 11.