When Mary was born she weighed 8lbs, when she was 10 yrs old she weighed 10 times as much. How much did she weigh when she was 10 yrs old?

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Anonymous, some college

8x10=80 answer is 80lbs

Brian Monetti, I work at Noodle Education!

User avatar for Brian Monetti

This is a multiplication word problem. You will want to convert the question into an equation which you can solve. This video can help: https://www.noodle.com/learn/details/60673/solve-multiplication-word-problems-using-algebraic-thinking-4oa3 Your equation will look like: (8lbs) X (10) = (Weight when she is 10 years old)

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