Circle a has area 500 in the diameter of circle b is three times the diameter of circle a estimate the area of circle b

Missy took the act and was told her standard score (z-score) is –1. frank took the sat and was told his standard score (z-score) is –2. which student has a better chance of getting admitted to college based on their test score?

How many grams the dog will eat in 3 days?

Can some one explain this i got sent this. is this a threat i’m scared