In a school of 2400 students, the ratio of teachers to students is 1:12. Some teachers join the school and the ratio changes to 5:48.
Find the number of teachers who joined the school

For the following sequence determine the common difference (if it is an arithmetic sequence) or the common ratio (if it is a geometric sequence).

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

It takes a total of 6 hours to fill up an inground backyard pool using a standard house. a function can represent this situation to represent the amount of water in the pool until it is full a function of time the hose is running. determine the domain for the function