Round steak costs $6.95 per pound. sara wants to buy 9.5 pounds of round steak which she estimates will cost $54.

which statement about sara’s estimate is true?

a. sarah rounded $6.95 and 9.5 up. $54 is enough money to buy the steak.
b. sarah incorrectly multiplied 9 and 6. her estimate should be $63.
c. sarah rounded 9.5 up to 10. her estimate of $54 is too high.
d. sarah rounded $6.95 and 9.5 down. her estimate of $54 is too low.

Solutions for 2x+7 less than or equal to 3x-5

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters