You should use 2 cups of chocolate
Answer:
40
Step-by-step explanation:
5 people in the room have 5*40 = 200 years altogether
a new person is X years old.
Now 6 people have (200 + x) years altogether.
Mean age of 6 people is (200+x)/6. and it is also = 40.
So,
(200+x)/6 = 40
200 + x = 240
x = 40
Answer:
The answer would be <em>3</em><em>4</em><em>2</em>
Step-by-step explanation:
<em>Multiply </em><em>1</em><em>9</em><em> </em><em>by </em><em>1</em><em>8</em><em> </em><em>and </em><em>you </em><em>get </em><em>3</em><em>4</em><em>2</em>