I WILL MARK FIRST CORRECT ANSWER BRAINLIEST !!!

first question : 7 out of 24 kids in class are wearing a red shirt. Write that as a decimal. Round it to the nearest hundredth
second question : 7 out of 24 kids in class are wearing a red shirt. Write that as a percent. Round it to the nearest whole.
third question : What percent of the class is NOT wearing a red shirt

I NEED THIS ASAP !!!