I. 2x²-15x+28=0

II. 4y²-23y+30=0

I. x²=9

II. 2y²-19y+14=0

I. 3x²-7x+2=0

II. 2y²-9y+10=0

I. 3x²+11x+6=0

II. 3y²+10y+8=0

A, B and C started a business by investing INR 20000/-, INR 28000/- and INR 36000/- respectively. After 6 months, A and B withdraw an amount of INR 8000/- each and C invested an additional amount of INR 8000/-, All of them invested for equal period of time. If at the end of the year, C got INR 12550/- as his share of profit, what was the total profit earned

A man sold an article for INR 6800/- and incurred a loss. Had he sold the article for INR 7850, his gain would have been equal to half of the amount of loss that he incurred. At what price should he sell the article to have 20% profit