If five times the fifth term of an A....

If five times the fifth term of an A.P. is equal to 8 times its eighth term, show that its `13 t h` term is zero.

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Find 10 t h term of the A.P. 1,\ 4,\ 7,\ 10 ,\ ddot
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Find: 18th term of the A.P. sqrt(2),\ 3sqrt(2),\ 5sqrt(2) ddot
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Find n t h term of the A.P. 13 ,\ 8,\ 3,\ -2,\ dot
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Find 10 t h term of the A.P. -40 ,\ -15 ,\ 10 ,\ 35 ,\
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Find 8t h term of the A.P. 117 ,\ 104 ,\ 91 ,\ 78 ,\
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Find 11 t h term of the A.P. 10. 0 ,\ 10. 5 ,\ 11. 0 ,\ 11. 5 ,\ dd...
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Find 9t h term of the A.P. 3/4,5/4,7/4,9/4,\ ddot
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Which term of the A.P. 3,8,13… is 248?
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Which term of the A.P. 84 ,\ 80 ,\ 76 ,\ ddot is 0?
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Which term of the A.P. 4,9,14… is 254?
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Which term of the A.P. 21 ,\ 42 ,\ 63 ,\ 84 ,\ dot is 420?
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