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Alka Spends 90 % of the Amount Sent to Her and Saves Rs. 120 per Month. Find the Amount Sent to Her per Month. - Algebra

Question

Alka spends 90 % of the amount sent to her and saves Rs. 120 per
month. Find the amount sent to her per month.

Solution

Suppose, the amount sent to Alka every month is x. She spends 90% of it.
∴ She saves 10 % of the amount, which is Rs 120
`∴ 120 = x ×10/100`
∴ 120 × 10 = x
∴ x = 1200
∴ Amount sent to Alka every month is RS  1200.

  Is there an error in this question or solution?
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Alka Spends 90 % of the Amount Sent to Her and Saves Rs. 120 per Month. Find the Amount Sent to Her per Month. Concept: Inconsistency of Pair of Linear Equations.
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