1. what is the value of the expression 8^–2? a. -16 b. 1/64 c.1/16 d.64 2.what is the value of the expression 1/5-5? a.1/3125 b.1/25 c.25 d.3125 3.what is the value of the expression 2/4^-3 ? a.1/32 b.1/6 c.128 d.256 4.what value of n solves the equation? 4^n=1/64 a.-3 b.3 c.16 d.256
Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?