The part of a parallelogram is 240 cm ^2 and the height is 20 cm. find the corresponding base.
a.260 cm
b. 220 cm
c. 4,800 cm^2
d. 12 cm

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?

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?

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.