Daily Practice - Foundation Plus

Grouped data has five classes of width 10, the first being 10 < x ≤ 20. The frequencies in order are 21, 7, 16, 11, 3. Write down the modal class.Grouped data has five classes of width 10, the first being 10 < x <= 20. The frequencies in order are 21, 7, 16, 11, 3. Write down the modal class.

Write 2¹² x 2² as a single power of 2.Write 2^12 x 2^2 as a single power of 2.

The lines y = 4x - 16 and y = -2x + 8 are drawn. Write down the coordinates of the point where they cross.

Write the ratio 4 : 32 in the form 1 : n.

A cone has base radius 6 cm and vertical height 3 cm. Work out its volume, leaving your answer in terms of π.A cone has base radius 6 cm and vertical height 3 cm. Work out its volume, leaving your answer in terms of pi.