Exemplar exercise problem V — task. Mathematics CBSE, Class 10.

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1. If the common difference of an AP is \(5\), then what is \(a_{18} -a_{13}\)?

\(30\)
\(5\)
\(25\)
\(20\)

2. What is the common difference of an AP in which \(a_{18} – a_{14} = 32\)?

\(-4\)
\(-8\)
\(8\)
\(4\)

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