There are 22 of them.
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∙ 10y ago11+13+17+19= 60ANSWER: 60
prime numbers are from 1 to 60 = 2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59
47 + 3 = 50, 43 + 7 = 50, 37 + 13 = 50, and 31 + 19 = 50. 4 pairs of prime numbers have a sum of 50. 53 + 7 = 60, 47 + 13 = 60, 43 + 17 = 60, 41 + 19 = 60, 37 + 23 = 60, and 31 + 29 = 60. 6 pairs of prime numbers have a sum of 60.
The numbers are 5 and 12
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.
There are 17 of them
43
There are 17 prime numbers between 1 and 60. They are: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59.
17 and 43 = 60
12 and 5
There are 13 even numbers between 32 and 60, namely, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, and 58.
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.
All but the square numbers - 53 of them.
11+13+17+19= 60ANSWER: 60
prime numbers are from 1 to 60 = 2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59
47 + 3 = 50, 43 + 7 = 50, 37 + 13 = 50, and 31 + 19 = 50. 4 pairs of prime numbers have a sum of 50. 53 + 7 = 60, 47 + 13 = 60, 43 + 17 = 60, 41 + 19 = 60, 37 + 23 = 60, and 31 + 29 = 60. 6 pairs of prime numbers have a sum of 60.