SOLUTION: 1) Adeola is p years old now. What was her age 7 years ago? 2)Mary is 2 seconds faster than john in 100m race. Mary does it in t seconds. How long does it takes john to do it?

Question 1175815: 1) Adeola is p years old now. What was her age 7 years ago?
2)Mary is 2 seconds faster than john in 100m race. Mary does it in t seconds. How long does it takes john to do it?
Found 2 solutions by josgarithmetic, Alan3354:
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
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Mary is 2 seconds faster than john in 100m race. Mary does it in t seconds. How long does it takes john to do it?
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Mary, meters per second.

John, -------------John needed 2 seconds more than did Mary.
John needed . seconds.

The two seconds faster, means two seconds shorter (in time), and t is in seconds. John did the distance in TWO SECONDS MORE THAN Mary.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
1) p-7 years (if p is greater than 7)
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2) t + 2 seconds
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