What is the degree of the polynomial below?

4x^3+3x^2+6x+5

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

Could someone me with this question i’ve been stuck on it for 20 minutes

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer