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Simple Math Calculations in Real-Life Scenarios

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1. Solve the problem. If one book of stamps lasts a family three months. How many books of stamps would be needed to last the family a year? Show your step by step work! Include correct units with your solution.

2. Solve the problem. If one book of stamps lasts a family three months. How many books of stamps would be needed to last the family a year? Show your step by step work! Include correct units with your solution.

3. Find a counterexample to the statement: The cube of a number added to the sum of three times the number and 3 is a prime number. Justify your solution by supporting it with step by step work.

4. Sally and Bill work at different jobs. Sally earns $12 per hour and Bill earns $10 per hour. They each earn the same amount per week but Bill works 3 more hours. How many hours a week does Bill work? Show your step by step work!

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Solution Summary

This solution offers step by step work. Simple mathematics calculations for real-life scenarios are determined.

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I am in a new class of mathematics and I need help
1. Solve the problem. If one book of stamps lasts a family three months. How many books of stamps would be needed to last the family a year? Show your step by step work! Include correct units with your solution.
Solution: For every three months, the family needs a new book of stamps. In a year, there are 12 months.
When we divide 12 by 3, we get 4. So, using one book for every three months, the family needs four books for a year.
Alternate method: Let the number of books required for the family for a certain period is x. We know, each books lasts for three months. ...

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