Q1. | The sum of all the 3-digit numbers which are formed by the digits 1, 2 and 3 without repetition of digits is |
Q2. | A person's present age is two-fifth of the age of his mother . After 8 year, he will be one -half of the age of his mother . How old is the mother at Present ? |
Q3. | If all the number from 7 to 51 which are divisible by 7 are removed, than how many number will be left ? |
Q4. | A cube is divided into 27 small cubes of 3 cm side each. what will be the length of the side big cube ? |
Q6. | एक कमरे की लम्बाई15 मीटर और चौड़इ 12 मीटर है! उनमे 125 रु प्रीत वर्ग मीटर की दर से फर्श बिछवाने क्या लगता आएगी ? |