" (i) "140" (ii) "156

Express each of the following as a product of prime factors: (i) 140 (i)156 (iii) 3825

Express each of the following as a product of prime factors: (i) 140 (i)156 (iii) 3825

Express each number as a product of its prime factors : ( 1 ) 140 ( 2 ) 156 ( 3 ) 3825 ( 4 ) 5005 ( 5 ) 7429

Evaluate : (i) 27225 divide 55 (ii) 44616 divide 156

Find the H.C.F. of the given numbers by division method: (i) 54, 82 " " (ii) 84, 120, 156

(-12)\xx\ (-9)-6\ xx\ (-8) is equal to: (a) 156 (b) 60 (c) -156\ (d) -60

(-2)x\ (-9)-6\ x\ (-8) is equal to: (a) 156 (b) 60 (c) -156\ (d) -60

Calculate the sum: 2+(-2)+2+(-2)+2+(-2)+ (i)if the number of terms is 140 (ii)if the number of terms is 125

Find the HCF and LCM of the following pairs using prime factorisation method: (i) 140 and 154 (ii) 504 and 735

Find the HCF and LCM of the following pairs using prime factorisation method: (i) 140 and 154 (ii) 504 and 735