Mean Street Task Task 1 Task 2 Task 3 Task 4 Task 5 Task 6 Task 7 NC Level 4 to 6

Find 4 numbers where the: Mean = 5 Meanstreet Task 1 Find 4 numbers where the: Mean = 5 5, 5, 5, 5 Total must = 20 Try other numbers Is the solution unique? Make up a similar problem Home

Find 5 numbers where the: Mean = 3 and Mode = 4 Meanstreet Task 2 Find 5 numbers where the: Mean = 3 and Mode = 4 Total = 15 So 0, 3, 4, 4, 4 Try other numbers Is the solution unique? Make up a similar problem Home

Find 6 numbers where the: Mean = 5 and Range = 4 Meanstreet Task 3 Find 6 numbers where the: Mean = 5 and Range = 4 Total = 30 3, 5, 5, 5, 5, 7 Try other numbers Is the solution unique? Make up a similar problem Home

Find 5 numbers where the: Mean = 7 and Median = 5 Meanstreet Task 4 Find 5 numbers where the: Mean = 7 and Median = 5 Try other numbers Is the solution unique? Make up a similar problem Home

Find 4 numbers where the: Mean = 4 Median = 3.5 and Range = 5 Meanstreet Task 5 Find 4 numbers where the: Mean = 4 Median = 3.5 and Range = 5 1, 3, 4, 8 Try other numbers Is the solution unique? Make up a similar problem Home

There are three numbers x, y and z x and y have a mean of 10 Meanstreet Task 6 There are three numbers x, y and z x and y have a mean of 10 x and z have a mean of 12 y and z have a mean of 8 What are the three numbers? x + y = 20 x + z = 24 y + z = 16 Adding gives 2x + 2y + 2z = 60 So x + y + z = 30 So x = 14, y = 6 and z = 10 Try other numbers Is the solution unique? Make up a similar problem Home

There are three numbers Two have a mean of 10 Two have a mean of 12 Meanstreet Task 7 There are three numbers Two have a mean of 10 Two have a mean of 12 Two have a mean of 8 What are the three numbers? x + y = 18 x + z = 30 y + z = 22 Adding gives 2x + 2y + 2z = 70 So x + y + z = 35 So x = 13, y = 5 and z = 17 Try other numbers Is the solution unique? Make up a similar problem Home

Three numbers have a mean of 23 Two of the numbers have a mean of 12 Meanstreet Task 8 Three numbers have a mean of 23 Two of the numbers have a mean of 12 Two of the numbers have a mean of 30 What are the three numbers? x + y + z = 69 x + y = 24 y + z = 60 So x = 9, y = 15 and z = 45 Try other numbers Is the solution unique? Make up a similar problem Home