Multiply by 3 !
-30
15 is a factor of 45, but it is not a prime number.
Percent or Percentage effectively means hundredth. So if 1% of a number is 45, then 45 is 1/100 of the number you require, namely (100/1) x 45 = 4500 Then if 15% of a number is 45, then 45 is 15/100 of the number you require, namely :- (100/15) x 45 = 300
45/15 = 3, a whole number.
Start with 3 and multiply by 5 and 3 alternately in sequence.
What are the gcf of number 15 and 45
Hdhd
-15
45 is 15% of 300
1, 3, 5, 9, 15, 45.
15
45.