You know that 15% of a number n is 12. how can you use this to find 30% of n? 45% of n? explain. because 30% of n is equal to [ ] times 15% of n and 45% of n is equal to [ ] times 15% of n, you can write 30% of n=[ ] ×12= [ ] and 45% of n= [ ] ×12= [ ]

Which of the fallowing best completes the sequence 12,8,5, a) 1 b) 2 c)4 d)0

Alonso walked with his friend andy one day, and wanted to compare their speeds. alonso walked 3 miles in one hour, and andy walked 2 miles in 2 hours. complete the table to graph the relationship for each person.

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]