When a child is born, her grandfather decides to put $100 in an account that earns

interest. He plans to make no other deposits or withdrawals for 18 years. When

the child turns 18 years old, the money in the account will be a birthday gift.

The

grandfather is choosing between two options:

Option 1: grows by 10.5% each year

Option 2: grows by $20 each year

How do i do this activity, is appreciated

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?