from 1960 to 1970, the consumer price index (CPI) increased from 29.6 to 38.8 if a dozen tangerines cost 0.31 in 1960 and the price of tangerines increase at the same rate as the CPI from 1960 to 1970, approximately how much did a dozen tangerines cost in 1970

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coop?

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

Which of the following circles have their centers on the x-axis? check all that apply.