Question

5. Find the least 5-digit number which is exactly divisible by 20.25, 30,
6. Find the largest number which divides 630 and 940 leaving remainders 6 ane
respectively
7. Find the least number which when divided by 16, 36 and 40 leaves 5 as remainde
each case.
8. Write all prime numbers between 50 and 100.
9. Write seven consecutive composite numbers less than 100 having no prime num
between them.
10. Can two numbers have 12 as their HCF and 512 as their LCM? Justify your answer
Mark () against the correct answer in each of the following:
11. Which of the following are co-primes?
(a) 91 and 727 (b) 34 and 51 (c)(21 and 36 (d) 15 and 20
12. The LCM of two co-prime numbers is their
(a) sum
(by difference (c) product (d) quotient
13. The number which is neither prime nor composite is
(a) o
(b) 1/
(d) 3
(c) 2
14. What least number should be replaced for * so that the number 67301*2 is ex
divisible by 9?
(c) 7
(d) 8
​

Answer 1

least number mean very small like 11

prime numbers mean division by 2

I'm give you example and you solve it okay

Answer 2

Answer:

it might be 8 or 9 idk bc im working it out so i have 5 sums and a product of 36 what wll it mke

Step-by-step explanation: