This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.

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Answer
96 cans
Here are the solutions for both questions.
Step 1: Identify the pattern in the number of cans collected. Day 1: 3 cans Day 2: 6 cans Day 3: 12 cans The number of cans collected doubles each day (, ).
Step 2: Extend the pattern using a table to find the number of cans on Day 6.
| Day | Cans | |-----|------| | 1 | 3 | | 2 | 6 | | 3 | 12 | | 4 | | | 5 | | | 6 | |
Mariam will collect 96 cans on Day 6.
The final answer for 4.2 is .
Step 1: Use the given equation to find the value of . From the table, when , the corresponding value is 39. Substitute these values into the equation:
Step 2: Solve for . Subtract 7 from both sides of the equation:
Step 3: Use the given equation to find the value of . From the table, when , the corresponding value is . Substitute these values into the equation:
Step 4: Solve for . Add the numbers:
The final answer for 5.1 is .
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Identify the pattern in the number of cans collected. Day 1: 3 cans Day 2: 6 cans Day 3: 12 cans The number of cans collected doubles each day (3 × 2 = 6, 6 × 2 = 12).
This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.