A worker earned Rs. 900 per month in 1990. The cost of living index increased by 70% between 1990 and 1993. How much extra income should the worker have earned in 1993 so that he could buy the same quantities as in 1990 ? (A) Rs. 7460 (B) Rs. 9460 (C) Rs. 7560 (D) Rs. 8464

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
6th Edition
ISBN:9781337111348
Author:Bruce Crauder, Benny Evans, Alan Noell
Publisher:Bruce Crauder, Benny Evans, Alan Noell
Chapter1: Functions
Section1.1: Functions Given By Formulas
Problem 2TU: What is your monthly payment if you borrow 5000 at a monthly rate of 0.61 and pay it off in 5 years?
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A worker earned Rs. 900 per month in 1990. The cost of living index increased by 70%
between 1990 and 1993. How much extra income should the worker have earned in 1993
so that he could buy the same quantities as in 1990 ?
(A) Rs. 7460
(B) Rs. 9460
(C) Rs. 7560
(D) Rs. 8464
Transcribed Image Text:A worker earned Rs. 900 per month in 1990. The cost of living index increased by 70% between 1990 and 1993. How much extra income should the worker have earned in 1993 so that he could buy the same quantities as in 1990 ? (A) Rs. 7460 (B) Rs. 9460 (C) Rs. 7560 (D) Rs. 8464
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