The table shows the annual increase in cost in t years for certain grocery items. based on the formula a=c(1+r)^t , which equation could you use to determine the cost in t years for a gallon of milk?
a) a=4.25t(1.1)
b) a=4.25(1.10)^t
c) a=4.25(0.10)^t
d) a=4.25(0.90)^t

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

Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61

When a rectangle is dilated, how do the perimeter and area of the rectangle change?