Mr Watkins needs to buy some oil for his central heating, Mr Watkins can put up to 1200 litres of oil in his oil tank. There is
already 650 litres of oil in the tank. Mr Watkins is going to fill the
tank with oil. The price of oil is 70p per litre. Mr Watkins gets 5%
off the price of the oil. How much does Mr Watkins pay for the oil
he needs to buy?​

Which statement explains how you could use coordinate geometry to prove that quadrilateral abcd is a parallelogram? -5 -4 -3 -2 -1 t 1 2 3 4 prove that all sides are congruent and have slopes that are opposite reciprocals prove that segments ad and ab are congruent and parallel prove that opposite sides are congruent and have equal slopes prove that segments bc and cd are congruent and parallel

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?