30%of 68 = 30/100*68= 3*68/10=204/10=20.4
Answer:
125 hrs
Step-by-step explanation:
1500-250=10h
simplify
1250=10h
divide both sides by 10
h=125
125 hrs
There’s 9 marbles in total and 5 green 2 red and 2 blue so if the first marble is green it would be a 5/9 chance of getting the marble same with the red but the fraction is 2/9