About 12457350 tons of oranges harvested in the united states

What is the inverse of the function f(x)=2x+1

Evaluate cos2θ for cosθ = square root of 3/2

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad