In a bag there are 10p coins, 20p coins and 50p coins. There are three fewer 20p coins than 10p coins.
There are seven more 50p coins than 10p coins.

B) although, there are 61 coins. Work out the total value of the 20p coins. Give your answers in pounds.

Micah solves a linear equation and concludes that x = 0 is the solution. his work is shown below. (1 – 3x) = 4(– + 2) 0 = x which statement is true about micah’s solution?

What is the difference between the predicted value and the actual value

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?