Rajan bought a book for Rs. 180 and sold it to Sajan at a profit of 20% .Sajan sold that book to Nirajan at a loss of 20%. At what price should Nirajan sell the book to receive 5% profit. ( no link pls)

Aconvex octagon has interior angles that measures 73 degrees, 172 degrees, 132 degrees, 59 degrees, 154 degrees, 163 degrees, x degrees, 2x degrees find the value of the missing angles

Factor the monomial completely 42a3b3

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?