The equation = 6.5x gives the number of gallons of fuel that a second train uses to travel a distance of x miles. which train uses fuel at a faster rate

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

What two criteria are needed for triangles to be similar

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?