Maths / Arithmetic Progression / Find The Value of Nth Term when Common Difference, Number of Terms and First Term are Given

QUESTION
 

Two AP's 45, 41, 37, ______________ and 5, 9, 13, ____________ have their kth terms same. Find the value of k.

OPTIONS
A. 

6

B. 

5

C. 

4

D. 

None of these

Right Option : A

EXPLANATION
Explain TypeExplanation Content
Text

We know,45+(k-1)X(-4)=5+(k-1)X4

large Rightarrow 40=8(k-1)Rightarrow (k-1)=5

large therefore k=6

Thus,6th term is common.

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