The mean age of 10 people in a room was 16. When Toby walked into the room, the mean age went up to 18.
1 answer:
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Answer:
D. 144
Step-by-step explanation:
find the volume of the shipping container and divide it by the volume of a box.
×
×
=
×
×
=
divided by
is 144.
Answer:
The number of cookies in the jar is 7.
If we include the 5 cookies from the tray in the jar the total number of cookies would be 5 + 7 = 12
Step-by-step explanation:
<em>Consider the number of cookies in the jar as 'x'. Hence the equation formed would be:-</em>
7(x) + 5 = 54
7x + 5 = 54
7x = 54 - 5
7x = 49
x =
x = 7
The number of cookies in the jar is 7.
If we include the 5 cookies from the tray in the jar the total number of cookies would be 5 + 7 = 12
<em>Hope this helps.</em>