120 copies of a book cost Rs 540. what will 400 copies of this cost?
(1) Rs 1600
(2) Rs 1500
(3) Rs 1800
(4) Rs 2400
no @ marva
Answers
Answered by
1
Answer:
3 ) Rs. 1,800
Cost of 400 Copies = 1,800
Given that ;
Cost of 120 Copies = Rs. 540
Cost of 1 Copy of a book = 540 / 120
= 54 / 12
= Rs. 4.5
Cost of each Copy in a book = Rs. 4.5
Cost of 400 Copies
= 400 × 4.5
= 1,800
Cost of 400 copies
= Rs. 1,800
Answered by
1
Answer:
c: rs 1800
Step-by-step explanation:
use of unitary method firstly divided 540 by 120 then the answers will be 4.5 then multiply 4.5 by 400 how many book do you get. the answer will be like this 530÷120=4.5×400=1800
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