At a pet store, Davina counted 12 parrots out of 20 birds. Which is an equivalent ratio of parrots to birds at the pet store? 2:3
3 to 2
StartFraction 5 Over 3 EndFraction
3 to 5

How do you convert 1.27 to a percentage

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2