Write the next three terms of the arithmetic sequence.
0.2, 0.6, 1, 1.4,

Average acceleration: i have no idea how to do this.

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?