For the $A.P.$ $0.1, 0.4, 0.7, 1, \ldots,$ the common difference is.........

  • A
    $3$
  • B
    $0.5$
  • C
    $0.3$
  • D
    $-0.3$

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Similar Questions

Find whether $55$ is a term of the $AP: 7, 10, 13, \dots$ or not. If yes, find which term it is. (in $^{th}$)

Find the sum of first $n$ terms of the $A.P.$ $6, 2, -2, \ldots$

If $a_{n} = 3 - 4n$,show that $a_{1}, a_{2}, a_{3}, \ldots$ form an $AP$. Also,find $S_{20}$.

Difficult
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Match the $APs$ given in column $A$ with suitable common differences given in column $B$.
Column $A$ Column $B$
$(A_{1}) \quad 2, -2, -6, -10, \ldots$ $(B_{1}) \quad \frac{2}{3}$
$(A_{2}) \quad a = -18, n = 10, a_{n} = 0$ $(B_{2}) \quad -5$
$(A_{3}) \quad a = 0, a_{10} = 6$ $(B_{3}) \quad 4$
$(A_{4}) \quad a_{2} = 13, a_{4} = 3$ $(B_{4}) \quad -4$
$(B_{5}) \quad 2$
$(B_{6}) \quad \frac{1}{2}$
$(B_{7}) \quad 5$

Difficult
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For an $A.P.$,the $5^{th}$ term is $30$ and the $12^{th}$ term is $100$. Find the sum of the first $20$ terms of the $A.P.$

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