What is the value of the expression?

280,500:100

Tables seating 4 people we're available for outside eating if 21 tables were filled how many people ate outside

Is 7 squared rational, irrational, whole, or natural

Mr. Kork sold his car for $8,400. This was $200 more than two fifths of what he had paid for the car originally. How much had Mr. Kork paid for the car?

The half-life of radium-226 is 1620 years. How much of one gram of radium-226 will remain unchanged after four half-lives? a) 0.125 g b) 0.50 g c) 0.0625 g d) 0.25 g

Can someone tell me the answer to 9c+3+13-4c+4-8c? Can you also make your answer detailed? I also want to practice onthe answer I'm given

Solve the equation by completing the square. round to the nearest hundredth if necessary. x^2-6x=20

What is the complementary angle of an angle that measures 30 degrees?

Here is a simple question: Why is 2 + (-3) equal to - 1?

What does 8:8 equal?

the klopowski family went out to dinner the price of the meal was 49.25 the sales tax was 8% the cost of the meal the tip was 18% of the meal and the sales tax how much did the klopowski family pay for their meal, including tax and tip?