Liam's number
Liam thinks of a number. He multiplies it by 3, then subtracts 5. The result is the same as if he had doubled the number and added 1.
What number did Liam think of?
Word Problem
A bridge is built across a river. One quarter of the bridge is over the left bank of the river and one third of the bridge is over the right bank. The river is 120 m wide. How long is the bridge?
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