Number 7 I need to know if this is growth or decay. Because .03 is less that one but the problem says grows

Leo is going to use a random number generator 4 0 0 400 times. each time he uses it, he will get a 1 , 2 , 3 , 4 , 1,2,3,4, or 5 5. what is the best prediction for the number of times that leo will get an odd number?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Identify the number as a rational or irrational. explain. 127