CHAPTER-3 PLAYING WITH NUMBERS (SET-2)

Questions in this test

1. The common factors of 75, 60 and 210 are
2. The floor of a room is 8 m 96 cm long and 6 m 72 cm broad. Find the minimum number of square tiles of the same size needed to cover the entire floor.
3. Find the largest number which divides 245 and 1029 leaving the remainder 5 in each case
4. Find the LCM of 12,15,18 and 27?
5. A number less than 500, when divided by 4, 5, 6, and 7, leaves the remainder 1 in each case. The number is:-
6. Which of the following is true?
7. Simplify 128 ÷ 4 + 12 × 5 – 4
8. Two numbers are said to be ________ if they do not have any common factor other than 1.
9. Which of the following statement is true?
10. Write the smallest natural number which is divisible by both 2 & 4, but not by 8?