Daily Practice - Foundation Plus

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

Write 2¹⁰ x 2³ as a single power of 2.Write 2^10 x 2^3 as a single power of 2.

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

Write the ratio 4 : 16 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.