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the ratio between the first terms and the second term of an ap is 2:3.find the ratio between its 3rd to 5th term
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Answer:
2/3
Step-by-step explanation:
a / a + d = 2/3
When you solve this you get:
a = 2d
You then do the same for the 3rd and fifth term:
a + 2d / a + 4d
substitute the a you got into the expression:
2d + 2d / 2d + 4d
= 4d / 6d
= 2/3
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