According to question, => (x – 2)/(y + 2) = 2/1 => x – 2 = 2y + 4 => x – 2y = 6 ------- (i) => (x + 2)/(y - 2) = 3/1 => x + 2 = 3y - 6 => x – 3y = -8 ------- (ii) Solving (i) and (ii) we get, => x = 34 and y = 14 Therefore, x – y = 34 – 14 = 20
1990,1877, 1794, 1711, 1638
2824 2314 1973 1759 1634 1574
42, 85, 172, 343, 687, 1375
8 5 6.5 11.75 26 65
...Find the wrong number in given number series.
7, 8, 27, 215,997, 8988.
1, 2, 8, 48, 386, 3840
1286, 1061, 865, 696, 560, 431, 331
91 96 105 121 143 176
48, 112, 144, 192, 310, 732
16, 36, 128, 768, 6144, 61440