It is: 4*6*8 = 192
27
composite numbers are less than 12: 4, 6, 8, 9, 10
The sum of the composite numbers that are less than 8 is: 4+6 = 10
There are 15 composite numbers greater than 50 but less than 70
9 and 15 are the only two odd composite numbers less than twenty.
Composite numbers can be written that way.
They are: 10*12 = 120
74 x 72 = 5328
Not including 10, it's 3456. Including 10, it's 34560
45789
The composite numbers greater than 88 and less than 95 are: 90, 91, 92, 93, 94.(88 and 95 are themselves also composite.)
3 composite numbers, 21, 22, and 24, are greater than 20 but less than 25.