What is the value of r if r = 8?
10r = ?

The chart below shows the distribution of weeds in yard

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

He concluded that a heavier object dropped from the same height as a lighter object will land