Brian has a model collection of cars, trains, amd fire engines. He has 28 cars. The number of fire engines is 2 times the number of trains. He has 67 models in all. How many of each type of model does he have?

What is a conversion factor that you can use to convert gallon to pints?

Explain why you would multiply 60 by 4 to find how many minutes are in 4 hours.

Find the volume of a cylinder if the radius is 5 in. and the height is 20 in.

3t+u=561 7b+t=906 2b+7t+5u=1758 what are t, u, and b (give me the numbers) Show your work

Which factor do 64x^2 + 48x + 9 and 64x^2 - 9 have in common?

Karen and bill collect coins. Karen has x coins. Bill has 3 coins fewer than five times the number of coins Karen has.

Together Xavier, Yolanda, and Zachary have $4.44. if each person has the same amount, how much money does each person have?

Do 6 and 7 have any common factors

Solve this, if u r brilliant ... 1. I am a 11 letter Indian city. 2. Last 6 letters is fruit name. 3. 7,8,3 letters is a bird name ... 4. 6,7,5,3 is a part of the face. 5. 1,8,3 is used by student 6. 9,5,3 is a soap name 101% brain work. Reply.

What is the work for 812 divided by 4 short division