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3 years ago

15

An electrician needs 6 rolls of electrical wire to wire each room in a house. How many rooms can he wire with 3/4 of a roll of w

ire?

1 answer:

Vera_Pavlovna [14]3 years ago

4 0

Answer:

1/8 room

Step-by-step explanation:

(3/4 roll)/(6 rolls/room) = (3/4)(1/6) rooms = 1/8 rooms

With 3/4 roll of wire, the electrician can wire 1/8 of a room.

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subtitute

$\left(\dfrac{4+(-6)}{2};\ \dfrac{7+6}{2}\right)=\left(\dfrac{-2}{2};\ \dfrac{13}{2}\right)=\boxed{(-1;\ 6.5)}$

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