The number 20 is.
the answer is 15
15
The numbers between 10 and 20 that are not prime are 12, 14, 15, 16 and 18. So 15 is the odd number and the rest are even numbers.
-12.5
10 is the number halfway between -5 and 15.It is: 5
Halfway between 10 and 15 is (10 + 15) ÷ 2 = 121/2
The number 20 is.
15
the answer is 15
10 is a positive number, -15 is a negative number. Also... The difference is 25, -15 is 25 less than 10.
15
15
The numbers between 10 and 20 that are not prime are 12, 14, 15, 16 and 18. So 15 is the odd number and the rest are even numbers.
The number is 15.
-12.5
The number half-way between is 15. 11, 12, 13, 14, 15, 16, 17, 18, 19 are all between 10 and 20.