The function f(t)=790(0.994)^60t represents the change in a quantity over t hours. What does the constant 0.994 reveal about the rate of change of the quantity

Witch represents the inverse of the function f(x)=1/4x-12

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

Miguel has one foot of string. he cuts the string into fourths. how many inches is each piece of string?