Numerical: digit positions MCQ - Practice Questions with Answers

Count from the left in the given order: 628 is first, 429 is second and 183 is third. The unit digit of 183 is 3. Now count from the right: 416 is first, 249 is second, 183 is third and 429 is fourth. The tens digit of 429 is 2. Their sum is 3 + 2 = 5. The values 3, 7 and 6 come from either stopping after one digit or adding the wrong place value.