Question

I am a multiple of 10. my factors incluide an even number and an odd number. i am greater than 3x5 and less, than 4x7. what number am i?

Answer 1

3*5 = 15, 4*7 = 28 
Only multiple of 10 greater than 15, less than 28 is 20.

Answer 2

20 
its greater than 3x5 (15)
and less than 4x7 (28)
its also a multiple if ten

hope that helped :)