5
5 and they are 2,3,5,7,11 2 3 5 7 11
There are 11.There are 11.There are 11.There are 11.
Four numbers 6, 8, 9, 10
The two numbers which add to 5 and their difference is 11 are:-3 + (-8) = 5
8 of the numbers less than 660 are divisible by 5 and 11 but not 3. All numbers divisible by 5 and 11 are multiples of their lcm; lcm(5, 11) = 55 All numbers divisibile by 5, 11 and 3 are multiples of their lcm; lcm(5, 11, 3) = 165 659 ÷ 55 = 11 54/55 → 11 numbers less than 660 are divisible by 5 and 11 659 ÷ 165 = 3 164/165 → 3 numbers less than 660 are divisible by 5, 11 and 3 → of the 11 numbers less than 660 divisible by 5 and 11, 3 are also divisible by 3 → 11 - 3 = 8 numbers less than 660 are divisible by 5 and 11 but not 3,.
5
5 and they are 2,3,5,7,11 2 3 5 7 11
There are 11.There are 11.There are 11.There are 11.
Only 5 whole numbers:6, 7, 8, 9, and 10.
Four numbers 6, 8, 9, 10
The two numbers which add to 5 and their difference is 11 are:-3 + (-8) = 5
Two prime numbers which are : 7 , 11 Note: both 5 & 13 are also prime numbers but they are not included in this question.
Three: 7 11 13.
35 or 243
4, 6, 8, 9, 10
11 (0,10,20,30,40,50,60,70,80,90,100)