Grade 6 12-7-2024

Which digits are taken into consideration to check the divisibility for 4? 

• First two digits

• Last two digits 

• First digit 

• Last digit

Choose the correct statement. 

• 155496 is divisible by 2 

• 155496 is divisible by 3

• 155496 is divisible by 6

• All of the options are true

How many prime factors does 111 have 

• 2
• 5
• 4
• 3

6. Minimum number of prime factors a number can have is 

• 0
• 1
• 2
• 3

How many factors does 1 have 

• 0
• 2
• 1
• 3

The prime factorization of 36 is

•  2 X 3 X 3X 3 

• 2 X 2 X 3X 3 

• 2 X 3 X 3X 3 x5 

• 2 X 3 X 3X 5 X 5 

The prime factorization of 171 is 

• 3 x 3 x 17
• 2 x 3 x 29
• 3 x 5 x 11
• 3 x 3 x 19

If the number is of the form xyz0 where x,y,z are digits, then its prime factorization must have 

• 2 & 5 as prime factors 

• 3 & 5 as prime factors 

• 3 & 7 as prime factors 

• 3 & 2 as prime factors 

HCF and LCM of 36,48

• HCF: 12, LCM: 144
• HCF: 24, LCM: 288
• HCF: 18, LCM: 216
• HCF: 6, LCM: 72

HCF and LCM of 15, 18, 12, 9

• HCF = 3, LCM = 90

• HCF = 3, LCM = 120

• HCF = 3, LCM = 60

• HCF = 3, LCM = 180