# (Download) CBSE X Mathematics Guess Paper: 2012 (Set-IV)

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## Guess Papers – 2012

Class – X

Subject – Mathematics

**1. Use Euclid’s algorithm to find the HCF of the following:
**(A) 4052 and 12576.

(B) 135 and 225

(C) 196 and 38220

(D) 867 and 225

**2. Find the LCM and HCF using prime factorization method:
**(A) 6 and 20

(B) 6,72 and 120

(C) 12, 15 and 21

(D) 17, 23 and 29

**3. Find the LCM and HCF of the following pairs of integers and verify that
LCM X HCF= product of the two numbers.
**(A) 26 and 91

(B) 510 and 92

(C) 336 and 54

**4. Find the largest number which divides 615 and 963 leaving remainder 6
in each case.**

**5. The length, breadth and height of a room are 8m 25cm, 6m75cm and
4m50cm, respectively. Determine the longest rod which can measure the three
dimensions of the room exactly.**