Daily Practice - Foundation Plus

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

Write 4⁵ x 4² as a single power of 4.Write 4^5 x 4^2 as a single power of 4.

The lines y = x + 5 and y = -4x - 10 are drawn. Write down the coordinates of the point where they cross.

A coach travels 60 km in 1.5 hours, then 60 km in 2 hours. Work out the average speed for the whole journey, to 1 decimal place.

A cone has base radius 8 cm and vertical height 15 cm. Work out its volume, leaving your answer in terms of π.A cone has base radius 8 cm and vertical height 15 cm. Work out its volume, leaving your answer in terms of pi.