In the first week
of july, a record 1,060 people went to the local
swimming pool. in the second week, 105 fewer
people went to the pool. in the third week, 135
more people went to the pool than in the second
week. in the fourth week, 136 fewer people
went to the pool than in the third week.

what is the percent change in the number of
people who went to the pool between the first
and last weeks?

When the ball has traveled a distance of

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?

Yesterday, george drank 1 small bottle and 2 large bottles, for a total of 1,372 grams. the day before , he drank 1 small bottle and 1 large bottle, for the total of 858 grams. how many grams does each bottle hold?