problem solving draw a picture

1-Larry used a pattern of colors to make a cube train.He used a red cube,a blue cube,a red cube,and another red cube before he started the pattern again.He used 15 cubes. How many red cubes did Larry use?

2-Eric and Frank want to equally share 4/3 feet of rope. what lenght of rope should each friend get? Explain how to use a drawing to help solve the problem.

can you explain the promblem my son confuse but he still try when try then i will write down what is his answer thank you.

1. Your son should draw a picture of the cube train. The first one is red, the second is blue, the third and fourth are red.

R B R R . . . R B R R -- and so on.

1. Draw a picture:

|______|_______|________|________|

4 cubes

10 cubes

Larry use 4 red

Larry use 4 times red cubes

12

Larry used 10 cubes.

larry used 3 red cubes

11 red cubes

Unknown