Which of the following inequality statements best represent the verbal expression? a number is at least 2

All per-unit concepts rely on ratios,meaning,to provide a type of measurement

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?

What is the value of f(x) = 2.2 for f(-2)?