Daily Practice - Foundation
Grades 3-4 - securing a Foundation pass: fractions, percentages, angles and the first algebra.
25th October 2022
- 1Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 250 times. How many heads would you expect?
- 2Bar Charts2 marks
On a bar chart each gridline square stands for 20 people. A bar is 8 squares tall. How many people does it show?
- 3Error Intervals2 marks
A number y is 62 when truncated to the nearest whole number. Write down the error interval for y.
- 4Substitution2 marks
Work out the value of 8x - 4 when x = -5.
- 5Percentages2 marks
Work out 25% of 260.
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