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38
M: +2.50/-0.83

A bookseller sold 'a' number of Geography textbooks at the rate of Rs. x per book, 'a + 2' number of History textbooks at the rate of Rs. (x + 2) per book and 'a - 2' number of Mathematics textbooks at the rate of Rs. (x - 2) per book. What is his total sale in Rs. ?

[Paper II (CSAT) Analysis 2018]
A
B
C
D

EXPLANATION

Answer is (b). Sale from Geography → Rs. ax From History → ax + ...
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