Michael started a savings account with $300 . after 4 weeks , he had $350 dollars and after 9 weeks he had $400 . what is the rate of change of money in his savings account per week ?

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?

Which of the following describes how to translate the graph y = |x| to obtain the graph of y = |x+1|+1? shift 1 unit left and 1 unit down shift 1 unit left and 1 unit up shift 1 unit night and 1 unit down shift 1 unit nght and 1 unit up

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8