Lily has 7 fewer ribbons than Dora. Lily has 13 ribbons. How many ribbons does Dora have?

Sorry guys but as you have a small brain

The table above shows approximate conversions from gallons to liters. what is the value of x?

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?