Problem #1
What is larger? Half of the half of 20 OR quarter of quarter of 80?
Problem #2
The length of the fence is 20 meters. How many poles in this fence if the distance between poles is 2 meters? Poles are in the beginning and the end of the fence.
Problem #3
There is a cave where you can find treasure. This cave has a door. To open this door you need to enter secret code.
_ _ / _ = _ - _ = _ + _ = _ x _
Secret code consists of 9 different digits (1,2,3,4,5,6,7,8,9) instead of each _ , each digit should not be repeated. What is the secret code?
Problem #4
A school received 300 lbs of vegetables (potatoes, carrots, onions). There are 230 lbs of potatoes and carrots. There are 200 lbs of potatoes and onions. How much potatoes, carrots, and onions separately?
Problem #5
Joe drove 160 miles with the speed of 80 miles per hour. He stopped several times. How much time did Joe spend in this trip if all stops took 25 minutes?
Problem #6
A chair and a table cost $250. 4 chairs and 3 tables cost $887. What are the prices of a chair and a table separately?
Problem #7
What is A? 9A/1A = A
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