Question
49 Kg of blended tea contain Assam and Darjeeling tea in
the ratio 5 : 2. Then the quantity of Darjeeling tea is to be added to the mixture to make the ratio of Assam to Darjeeling tea 2 : 1 isSolution
given 49 kg of tea Assam tea : Darjeeling tea = 5: 2 quantity of Assam tea = 5/7 × 49 = 35kg quantity of Darjeeling tea = 2/7 × 49 = 14kg In order to make the ratio of Assam tea : Darjeeling tea = 2: 1 present quantity of Assam tea = 35kg divide it by 2 we get 17.5 {The required quantity} quantity of Darjeeling tea at present = 14kg required quantity is 17.5 kg amount to be added = 17.5 - 14 = 3.5 kg
33 34 37 42 48 58
121, 118, 122, 115, 127, 112
210, 140, 105, 84, 70, 63, 52.5
150, 900, 300, 1800, 600, 3700, 1200
126 130 114 150 82 186 42
...1000, 200, 56, 24, 12, 7.2
120, 139, 196, 291, 420, 595
6, -3, 11, 21, 125, 715
Find the wrong number in given number series.
1520, 1760, 2120, 2720, 2840, 2560
213, 215, 225, 257, 313, 393
