Kathy stood on the middle rung of a ladder. She climbed up 4 rungs, moved down 5 rungs, and then climbed up 6 rungs. Then she climbed up the remaining 4 rungs to the top of the ladder. How many rungs are there in the whole ladder? There are ___ rungs on the ladder.
Kathy stood on the middle rung of a ladder. She climbed up 4 rungs, moved down 5 rungs, and then climbed up 6 rungs. Then she climbed up the remaining 4 rungs to the top of the ladder. How many rungs are there in the whole ladder? There are ___ rungs on the ladder.
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 45SE: An art store has 4 brands of paint pens in 12 different colors and 3 types of ink. How many paint...
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Kathy stood on the middle rung of a ladder. She climbed up 4 rungs, moved down 5 rungs, and then climbed up 6 rungs. Then she climbed up the remaining 4 rungs to the top of the ladder. How many rungs are there in the whole ladder? There are ___ rungs on the ladder.
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