In this task, you need to answer the given multiple-choice question on the gain. Gain is the value by which to multiply the input. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.
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Question: Problem: a discount electronics store normally sells all merchandise at a discount of 10 percent to 40 percent off the suggested retail price . if , during a special sale , an additional 5 percent were to be deducted from the discount price , what would be the lowest possible price of an item costing $ 500 before any discount ?
Options: a ) $ 130.00 , b ) $ 285.00 , c ) $ 200.00 , d ) $ 258.00 , e ) $ 210.00

Answer: b

Question: Problem: if difference between compound interest and simple interest on a sum at 10 % p . a . for 2 years is rs . 150 then sum is
Options: a ) s . 15000 , b ) s . 15100 , c ) s . 15800 , d ) s . 16000 , e ) s . 16200

Answer: a

Question: Problem: at what rate percent on simple interest will rs . 750 amount to rs . 975 in 5 years ?
Options: a ) 2 , b ) 3 , c ) 4 , d ) 5 , e ) 6

Answer:
e