There were 450 kids at a kindergarten. After some kids of the kindergarten went into primary school, there were 360 kids left at the kindergarten. What was the percentage decrease in the number of kids at the kindergarten?

Which of the following is true for the relation f(x)=2x^2+1

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

In priyas math class there are 10 boys and 15 girls. what is the ratio of boys to girls in priyas math class? express your answer as a decimal