Cookie recipe for every 3 cups of flour 2 teaspoons of vanilla is needed how many teaspoons are needed for 5 cups of flaou

Me with this one question, and i'll upvote the brainliest answer

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i