Ayellow ribbon is 56 centimeters long. it is twice as long as a green ribbon. a brown ribbon is 4 times as long as the green ribbon. what is the length of the brown ribbon?

Bring the fraction a/a-4 to a denominator of 16-a^2

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school.each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220