What is the ratio 15: 2415: 24 written in lowest terms? 7: 87: 8 5: 85: 8 3: 53: 5 3: 4

The perimeter of a triangle is 69 cm. the first is 5 cm shorter than the second side. the third side is twice as long the first side. find the length of each side

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)