Emily buys 4 pens for £1 how much would 7 pens cost?

What can be said about the relationship between triangles and circles? check all that apply. a) many circles can be inscribed in a given triangle b) exactly one triangle can be inscribed in a given circle c) exactly one circle can be inscribed in a given triangle d) many triangular shapes can be circumscribed about a given circle

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

What is the value of x in the equation 2(x-4) = 4(2x + 1)?