9 4/5 divided by 3 2/11

If square root x = -7, then x= -49 true or false

Write the equations in logarithmic form 10^3=1,000

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?