Foundation
21st July 2025
- 1Index Numbers
A rent index shows 2019 = 100 and 2024 = 118. Find the actual rent in 2024 if the 2019 rent was 650 pounds.
- 2Frequency Tables and Tally Charts
A survey of favourite colours gives: Red 6, Blue 9, Green 4, Yellow 5. How many people were surveyed in total?
- 3Time Series and Moving Averages
Find the 4-point moving average of 12, 16, 20, 10.
- 4Grouped Frequency Tables
A class interval is written 10 <= x < 20. Which of these values belong in it: 10, 20, 15?
- 5Pictograms
Two rows of a pictogram show 4.5 symbols and 3.5 symbols, with a key of 1 symbol = 20 pounds. Work out the combined total for both rows.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 2025, including the monthly compilation PDF.