On a number line, what is the distance between −17 and 9?

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?

Which choice represents the sample space ,s for this event

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?