Percent means parts out of 100
15%=15/100=0.15
'of' means multiply
therefor
15% of x equals 12 means
0.15 times x=12
divide both sides by 0.15
x=80
the number is 80
Move the divisor two points then do it to the dividend
Answer:
.
Step-by-step explanation:
6 is the greatest common factor of 30 and 66, because 6(5+11)