The planet Venus is on average 2.5 * 10 ^ 7 kilometers from Earth. The planet Mars is on average 2.25 * 10 ^ 8 kilometers from Earth. When Venus, Earth, and Mars are aligned, what is the average distance from Venus to Mars?

Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)

Strawberries cause two hours per pound kate buys 5 pounds he gets 20% off discount on the total cost how much does kate pay for the strawberries

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²