Which is the graph of f(x) = (2/3)^x

Sunday: 1 1 2 monday: 1 tuesday: 2 1 2 wednesday: 1 3 4 thursday: 2 friday: 1 1 2 saturday: 2 jenna is a swimmer and trains every day. the schedule shown outlines the number of hours she trains each day. what is the total number of hours that jenna trains during the week?

36 inches/second = yards/minute how many yards?

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels