Write the following numbers as a product of two co-prime numbers .

$77$

Q. Three numbers which are co-prime to each other are such that the product of the first two is $77$ and that of the last two is $143.$ The sum of the three numbers is

Q. Determine whether LCM of two relatively prime or co-prime numbers is the product of both numbers?

Q. Consider the following statements:
A. The sum of two prime numbers is a prime number.
B. The product of two prime numbers is a prime number.
Which of these statements is/are correct ?

Q.

Two numbers having only ___ as a common factor are called co-prime numbers.

Q. The LCM of two co-prime numbers is their
(a) sum
(b) difference
(c) product
(d) quotient