MemorIQ Essentials: Logic Problems
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MemorIQ Essentials: Logic Problems
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This flashcard set features a variety of logic puzzles, mathematical problems, and brain teasers designed to enhance critical thinking and problem-solving skills. Learners will practice calculating solutions, understanding logical reasoning, and applying mathematical concepts in real-world scenarios. Each card presents a unique challenge that encourages analytical thinking and engages different problem-solving strategies.
Card 1
A man has to take a fox, a chicken, and a bag of grain across a river. How many trips?
7 trips
Card 2
If it takes 5 machines 5 minutes to make 5 widgets, how long for 100 machines?
5 minutes
Card 3
A lily pad doubles daily; covers pond in 20 days. When was it half covered?
Day 19
Card 4
How to measure exactly 45 minutes with 2 unevenly burning ropes?
Light one rope at both ends and the other at one end. When the first burns out (30 min), light the second ropes other end 15 more minutes = 45
Card 5
A train 100m long passes a pole in 5s. What is its speed?
20 m/s
Card 6
3 switches, 1 bulb, enter room once. How to find the bulb switch?
Use heatone on, one briefly on then off, one off
Card 7
Father is 4 times older, in 20 years twice as old. Son's current age?
20 years old
Card 8
Pick 2 marbles blindly from a jar. Minimum needed for a match?
3 marbles
Card 9
Number x 3 + 6 = 21. What is the number?
5