The average of two numbers is 7. find the numbers if three times one of the numbers is one half the other number. (hint: write a system to determine the correct numbers)

Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut

Find the perimeter of the figure shown above. a. 18 yds c. 20 yds b. 10 yds d. 24 yds select the best answer from the choices provided

Could someone with number 1 and 2