1). Mr. Brown is a car salesman. He sold twice as many used cars as new cars. He sold a total of 51 cars. How many NEW cars did he sell?
I will give you the equations:
Let N = number of new cars
Let U = number of used cars
Number of cars equation: N + U = 51
Ratio of new to used cars equation:
U = 2N
There were ____ new cars. |
2). Dromedaries are camels with one hump, and bactrians are camels with two humps. A sheik had 32 camels with 48 humps in his herd. How many were bactrians?
Let D = number of dromedaries (1 hump) and
Let B = number of bactrians (2 humps)
Total number of camels equation:
Total number of humps equation:
There were _____ bactrian camels. |