The length, breadth and height of a box is 506 cm, 345 cm and 253 cm respectively. Give the length of the longest scale, so that the three dimensions of the box can be measured?
Answer & explanation
Correct answer: option 1
506 345 253
↓ ↓ ↓ ↓
↓ ↓
161 .... 94 ..... (differences)
23 × 7 23 × 4
So, the length of the longest scale is 23 cm