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ICSE Class 10 Answered

By increasing the cost of entry ticket  to a fair in the ratio 10:13, the number of vistors to the fair has decreased in the ratio 6:5. In what ratio has total collection increased or decreased?
Asked by edasserymartin | 17 Jul, 2018, 06:57: PM
answered-by-expert Expert Answer
begin mathsize 16px style Let space the space original space tickets space cost space Rs. space 10 space and space the space number space of space visitors space are space 600. Original space revenue space colon space 10 space cross times space 600 space equals space 6000 space then space tickets space ost space Rs. space 13 space and space the space number space of space visitors space is space 500. New space revenue space colon space 13 space cross times space 500 space equals space Rs. space 6500 Increase space of space total space collection space ration space colon space 6500 over 6000 reduces space to space 13 colon 12 end style
Answered by Yasmeen Khan | 18 Jul, 2018, 09:46: AM

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ICSE 10 - Maths
if a is an acute angle and sec a = 17/8, find all other trigonometric rarios of angle a ( using trigonometric indentities).
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ICSE 10 - Maths
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