MHT-CET

Sequences and Series question bank (Mathematics)

Practice 66 free MHT-CET Mathematics - Sequences and Series questions with answers and step-by-step solutions.

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Q1.

The sum of the first $10$ terms of the series $9 + 99 + 999 + . \dots .$ is

(A)

\frac{9}{8} (9^{10} - 1)

(B)

\frac{100}{9} (10^{9} - 1)

(C)

10^{9} - 1

(D)

\frac{100}{9} (10^{10} - 1)

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Q2.

The sum of the first $10$ terms of the series $9+99+999+\ldots$ is

(A)

$\frac{9}{8}(9^{10}-1)$

(B)

$\frac{100}{9}(10^9-1)$

(C)

$10^9-1$

(D)

$\frac{100}{9}(10^{10}-1)$

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