Anne, Barry and Colin share a prize in the ratio 3:4:5. Colin gives 1/3 of his share to a charity.
What fraction of the whole prize does Colin give to the charity?

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

92ft long and 48 wide resurface 2.75$

Which pair of expressions is equivalent? a 7(1–k)and7–k b 7(1–k)and1–7k c 7(1–k)and7–k d 7(1–k)and7–7k