There are 22 of them.
Numbers, listed in 5s and 10s, between 40 and 60 but including both numbers are:4045505560Numbers, listed in 5s and 10s, between 40 and 60 but excluding both numbers are:455055
The answer to what is the sum of the first positive even numbers is 930. It doesn't mean that you add all the even numbers up until you reach the number 30. In fact, since you have to get the sum of the even numbers, you have to add all even numbers until you get to the number 60.
You need 5: 60, 62, 64, 66 & 68
Assuming leading zeros are not permitted, then: If repeats are not allowed there are 30 possible numbers. If repeats are allowed there are 60 possible numbers.
Yes
60 is an even composite number. It ends with 0, making it an even number, and all even numbers over 2 are composite numbers.
There are 22 of them.
19 + 20 + 21 = 60
Even numbers end with a digit of 0, 2, 4, 6 or 8.The Even numbers from 30 to 60 are:30, 32, 34, 36, 38, 40, 42, 44, 46,48, 50, 52, 54, 56, 58, 60.
No. Some prime numbers are far above 60.
60.
Numbers, listed in 5s and 10s, between 40 and 60 but including both numbers are:4045505560Numbers, listed in 5s and 10s, between 40 and 60 but excluding both numbers are:455055
42,44,46,48,50,52,54.56.68,
The answer to what is the sum of the first positive even numbers is 930. It doesn't mean that you add all the even numbers up until you reach the number 30. In fact, since you have to get the sum of the even numbers, you have to add all even numbers until you get to the number 60.
There are 13 even numbers between 32 and 60, namely, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, and 58.
Every one of them has an even number of factors.