Answer:
For the sum of the digits of Michelle’s father to drop to 1/3 of its’ former value, the second digit must go from 9 to 0, in one year.
Thus, if he is 39 this year, the sum of the digits of his age will be 12. Next year, when the sum of the digits would be 4+0, or 4, then the digits of his age would be 1/3rd of their former value.
Therefore, he is 39, and will be 40 next year
Step-by-step explanation:
The first one. Hope this helps
Be glad to tell me if it’s correct or not
Answer:
b
Step-by-step explanation:
5 liters = 5000ml
If they combine, they would have
5000 + 750 = 5750ml
one serving = 180ml
Number of serving = 5750 ÷ 180 = 31 serving with 170ml remaining
