A man spends 2/5 of his salary on house rent, 3/10 of his salary on food, and 1/8 of his salary on conveyance. if he has Rs 1400 left with him, find his expenditure on food and conveyance
Choose one
A) 3200
B) 3400
C) 3600
D) 3800
E) 4000
If his salary is x, then   x- x*(2/5 +3/10+1/8) =1400   x(1- 33/40) =1400   x= 1400*40/7= 
<gadget id="calculator">1400*40/7</gadget>
<output>8_000</output>
Rs 8000   Expenditure on food and conveyance= 8000*3/10+ 8000*1/8 = 2400+1000= 
<gadget id="calculator">2400+1000</gadget>
<output>3_400</output>
3400   ANSWER:3400
<result>B</result>
A man spends 2/5 of his salary on house rent, 3/10 of his salary on food, and 1/8 of his salary on conveyance. if he has Rs 1400 left with him, find his expenditure on food and conveyance