10. A wrapping paper fundraiser sells rolls of gold and red wrapping paper. The ratio of gold rolls sold to red rolls sold is 5:8. If the school sells 78 rolls, then how many were gold?

15 points ! ~ see if you know the answer to both you!

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick

If np3 /nc2 = 6, find the value of n