If the spinner has an equal chance of landing on each color, then the probability of landing on pink or blue is 1/2 or 0.5.
Using this probability, we can make the following prediction:
Expected number of times landing on pink or blue = probability of landing on pink or blue * number of spins
Expected number of times landing on pink or blue = 0.5 * 57
Expected number of times landing on pink or blue = 28.5
Therefore, the best prediction possible for the number of times the spinner will land on pink or blue is 28.5 times. However, it is important to note that this is only an expected value and the actual number of times it lands on pink or blue may vary