Daily Practice - Foundation Plus

Grouped data has five classes of width 5, the first being 20 < x ≤ 25. The frequencies in order are 11, 16, 7, 3, 21. Write down the modal class.Grouped data has five classes of width 5, the first being 20 < x <= 25. The frequencies in order are 11, 16, 7, 3, 21. Write down the modal class.

Write 4⁸ x 4³ as a single power of 4.Write 4^8 x 4^3 as a single power of 4.

The lines y = -2x - 1 and y = -x - 1 are drawn. Write down the coordinates of the point where they cross.

Nia drives 160 km in 4 hours. Work out the average speed in km/h.

A cone has base radius 7 cm and vertical height 24 cm. Work out its volume, leaving your answer in terms of π.A cone has base radius 7 cm and vertical height 24 cm. Work out its volume, leaving your answer in terms of pi.