70, it is a multiple of 2 and 7 is more than 50 but less than 100 and 2*5*7=70 and all those numbers are prime.
70.
It is 100
The number is 70.
2 x 5 x 7 = 70
11 x 13 = 143
70
It is 100
70.
The number is 70.
The number is 70.
70
37
The least common multiple of two different prime numbers is the product of those two prime numbers.
Yes.
42
2 x 5 x 7 = 70
2 x 5 x 7 = 70