Q1) What are the factors of 78 ? [ 1,2,3,6,13,26,39,78]

Q1) Write 77 as a product of its prime factors. [ 7 x 11]

Q1) What are the HCF and LCM of 44 and 24 ? [ HCF = 4 and LCM =264]

Q2) What are the factors of 73 ? [ 1,73]

Q2) Write 92 as a product of its prime factors. [ 2² x 23]

Q2) What are the HCF and LCM of 200 and 210 ? [ HCF = 10 and LCM =4200]

Q3) What are the factors of 89 ? [ 1,89]

Q3) Write 18 as a product of its prime factors. [ 2 x 3²]

Q3) What are the HCF and LCM of 75 and 45 ? [ HCF = 15 and LCM =225]

Q4) What are the factors of 8 ? [ 1,2,4,8]

Q4) Write 44 as a product of its prime factors. [ 2² x 11]

Q4) What are the HCF and LCM of 110 and 175 ? [ HCF = 5 and LCM =3850]

Q5) What are the factors of 64 ? [ 1,2,4,8,16,32,64]

Q5) Write 60 as a product of its prime factors. [ 2² x 3 x 5]

Q5) What are the HCF and LCM of 60 and 10 ? [ HCF = 10 and LCM =60]

Q6) What are the factors of 75 ? [ 1,3,5,15,25,75]

Q6) Write 48 as a product of its prime factors. [ 2⁴ x 3]

Q6) What are the HCF and LCM of 222 and 144 ? [ HCF = 6 and LCM =5328]

Q7) What are the factors of 13 ? [ 1,13]

Q7) Write 44 as a product of its prime factors. [ 2² x 11]

Q7) What are the HCF and LCM of 201 and 67 ? [ HCF = 67 and LCM =201]

Q8) What are the factors of 90 ? [ 1,2,3,5,6,9,10,15,18,30,45,90]

Q8) Write 82 as a product of its prime factors. [ 2 x 41]

Q8) What are the HCF and LCM of 28 and 96 ? [ HCF = 4 and LCM =672]

Q9) What are the factors of 56 ? [ 1,2,4,7,8,14,28,56]

Q9) Write 55 as a product of its prime factors. [ 5 x 11]

Q9) What are the HCF and LCM of 12 and 36 ? [ HCF = 12 and LCM =36]

Q10) What are the factors of 79 ? [ 1,79]

Q10) Write 42 as a product of its prime factors. [ 2 x 3 x 7]

Q10) What are the HCF and LCM of 42 and 222 ? [ HCF = 6 and LCM =1554]