A reel of cotton has a radius of 1.3cm. The cotton is wrapped around it 500 times. Work out the total length of the cotton. Give your answer in metres.​

If f(x) = 4x – 3 and g(x) = 8x + 2, find each function value a.f[g(3)] b.g[f(5)] c.g{f[g(-4)]}

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?