2 years ago

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:

6 0

24? I dunno. but I will just assume it is.

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dusya [7]

Answer:

this is to hard and I like math

4 0

2 years ago

lesya [120]

$⟹\sf \: 6t = 30$

$⟹\sf \: Substitute \: the \: value \: of \: t \: as \: 30/6 \: in \: the \: above \: equation.$

$\sf \: 6t = 30 \\ \sf \: t = \frac{30}{6} \\ \sf \: t = 5$

Answer ⟶ $\boxed{\bf{t = 5}}$

4 0

2 years ago

Arlecino [84]

Error
6 x = - 2 (5)
should be

2 x = - 18 (5)

answer
D.
Line 5

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3 years ago

Temka [501]

no1 is the answer......

6 0

3 years ago

amid [387]

Answer:

Step-by-step explanation:

2 1/2 = 5/2 = 15/6

4 0

2 years ago