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Solve the problem.
-Factories A and B sent rice to stores 1 and 2. A sent 12 loads and B sent 23. Store 1 used 19 loads and store 2 used 16. It cost $200 to ship from A to 1, $350 from A to 2, $300 from B to 1, and $250 from B to 2. $8500 was spent.
How many loads went where?
Tertiary Circular Reactions
A stage in Piaget’s theory of cognitive development where toddlers (around 12 to 18 months) experiment with new actions to see the outcomes, demonstrating an early form of problem-solving.
Mental Representations
Internal cognitive symbols that represent external reality, which are used in the process of thinking and understanding the world.
Violation-of-Expectation
A method used in developmental psychology research to study infants' understanding of physical and social world by evaluating their reactions to surprising or unexpected events.
Stimulus
Something that causes a response in an organism, sensory system, or psychological process.
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