Get Started with ixamBee
Start learning 50% faster. Sign in now
Get Started with ixamBee
Start learning 50% faster. Sign in nowLet the number of steel and copper rods in the storeroom be ‘7k’ and ‘6k’, respectively Let the weight of one steel rod and one copper rod be ‘7y’ kg and ‘8y’ kg, respectively According to the question, 7k × 7y + 6k × 8y = 291 Or, 49ky + 48ky = 291 Or, 97ky = 291 Or, ky = (291/97) = 3 But since we do not have information regarding the exact number of rods in the room, we cannot determine the exact weight of one steel rod.
12, 10, 23, 65, 265, 1289
In each of the following giving number series, a wrong number is given. Find out the wrong number?
46 23 23 34.5 70 172.5
...112, 119, 133, 154, 180, 217
121 127 133 142 160 206
...552, 448, 380, 306, 240, 182
275, 50, 165, 33, 99, 19.8, 59.4
12, 28, 64, 128, 228, 379
4, 11, 36, 164, 986, 7204
224, 183, 144,115, 86, 63, 44.
9, 10, 12, 18, 42, 160
