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In 5 years, A will be 3 times as old as B. If B is currently 10 years old, how o
In 5 years, A will be 3 times as old as B. If B is currently 10 years old, how old will A be in 5 years?
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In 5 years, A will be 3 times as old as B. If B is currently 10 years old, how old will A be in 5 years?
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In 5 years, B will be 10 + 5 = 15. A will be 3 * 15 = 45. So, A's current age is 45 - 5 = 40.
Questions & Step-by-step Solutions
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Q: In 5 years, A will be 3 times as old as B. If B is currently 10 years old, how old will A be in 5 years?
Solution:
In 5 years, B will be 10 + 5 = 15. A will be 3 * 15 = 45. So, A's current age is 45 - 5 = 40.
Steps: 4
Show Steps
Step 1: Identify B's current age, which is 10 years old.
Step 2: Calculate B's age in 5 years by adding 5 to B's current age: 10 + 5 = 15.
Step 3: According to the question, in 5 years, A will be 3 times as old as B. So, calculate A's age in 5 years: 3 * 15 = 45.
Step 4: To find A's current age, subtract 5 from A's age in 5 years: 45 - 5 = 40.
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