Q1) What are the factors of 40 ? [ 1,2,4,5,8,10,20,40]
Q1) Write 54 as a product of its prime factors. [ 2 x 33]
Q1) What are the HCF and LCM of 195 and 60 ? [ HCF = 15 and LCM =780]
Q2) What are the factors of 86 ? [ 1,2,43,86]
Q2) Write 10 as a product of its prime factors. [ 2 x 5]
Q2) What are the HCF and LCM of 175 and 205 ? [ HCF = 5 and LCM =7175]
Q3) What are the factors of 69 ? [ 1,3,23,69]
Q3) Write 39 as a product of its prime factors. [ 3 x 13]
Q3) What are the HCF and LCM of 110 and 90 ? [ HCF = 10 and LCM =990]
Q4) What are the factors of 45 ? [ 1,3,5,9,15,45]
Q4) Write 49 as a product of its prime factors. [ 72]
Q4) What are the HCF and LCM of 36 and 220 ? [ HCF = 4 and LCM =1980]
Q5) What are the factors of 90 ? [ 1,2,3,5,6,9,10,15,18,30,45,90]
Q5) Write 51 as a product of its prime factors. [ 3 x 17]
Q5) What are the HCF and LCM of 55 and 154 ? [ HCF = 11 and LCM =770]
Q6) What are the factors of 100 ? [ 1,2,4,5,10,20,25,50,100]
Q6) Write 40 as a product of its prime factors. [ 23 x 5]
Q6) What are the HCF and LCM of 208 and 136 ? [ HCF = 8 and LCM =3536]
Q7) What are the factors of 52 ? [ 1,2,4,13,26,52]
Q7) Write 15 as a product of its prime factors. [ 3 x 5]
Q7) What are the HCF and LCM of 156 and 182 ? [ HCF = 26 and LCM =1092]
Q8) What are the factors of 33 ? [ 1,3,11,33]
Q8) Write 46 as a product of its prime factors. [ 2 x 23]
Q8) What are the HCF and LCM of 35 and 63 ? [ HCF = 7 and LCM =315]
Q9) What are the factors of 96 ? [ 1,2,3,4,6,8,12,16,24,32,48,96]
Q9) Write 34 as a product of its prime factors. [ 2 x 17]
Q9) What are the HCF and LCM of 168 and 7 ? [ HCF = 7 and LCM =168]
Q10) What are the factors of 85 ? [ 1,5,17,85]
Q10) Write 70 as a product of its prime factors. [ 2 x 5 x 7]
Q10) What are the HCF and LCM of 88 and 232 ? [ HCF = 8 and LCM =2552]