Theory

CH11 - Statistics

The table shows the marks that 80 students scored in an examination.[Table_1](a) Write down the mode.Answer(a) ..........................................

2015 Summer

Theory

CH11 - Statistics

The table shows the amount in dollars, $y$, that 10 families of different size, $x$, spend in one week.[Table_1](a) (i) Complete the scatter diagram.T...

2015 Summer

Theory

CH11 - Statistics

The table shows the number of goals scored in a season, $x$, and the average attendance at matches in thousands, $y$, for ten teams in a league.[Table...

2015 Summer

Theory

CH11 - Statistics

(a) Give an example of(i) discrete data,Answer (a)(i) ........................................................... [1](ii) continuous data.Answer (a)(i...

2015 Summer

Theory

CH11 - Statistics

100 light bulbs were tested. The length of life, $t$, in thousands of hours was recorded. The results are shown in this table.\[\begin{array}{|c|c|c|c...

2015 Summer

Theory

CH11 - Statistics

The cumulative frequency curve shows information about the journey times to school of 200 students.(a) Find the median.Answer(a) ........................

2015 Winter

Theory

CH11 - Statistics

The table shows the marks of 70 students in an examination.[Table_1]On the grid below, draw a histogram to show this information.

2015 Winter

Theory

CH11 - Statistics

120 students estimate the mass, $m$ kg, of a bag of oranges. The frequency table shows the results.[Table_1](a) Calculate an estimate of the mean.Answ...

2015 Winter

Theory

CH11 - Statistics

The table gives the marks of 10 students in a geography exam and a history exam.[Table_1]Geography mark (x): 12, 23, 36, 41, 57, 62, 78, 81, 89, 93His...

2015 Winter

Theory

CH11 - Statistics

The marks, $x$, of 800 students in a mathematics exam are given in the table.[Table_1]| Mark $(x)$ | Frequency || --------- | --------- || $0 < x \leq...

2015 Winter

Theory

CH1 - Number

(a) Work out $5 - 7 \times 2 + 8$.............................................. [1](b) Find $\sqrt[3]{0.001}$............................................

2018 Summer

Theory

CH5 - Geometry

(a) Find, by measuring, the size of this reflex angle. .........................................................[1](b) Work out the value of $x$. NOT...

2018 Summer

Theory

CH2 - Algebra

Solve these simultaneous equations. $x - 3y = 7$ $x - 2y = 5$ $x = \text{.................................}$ $y = \text{.................................

2018 Summer

Theory

CH1 - Number

(a) Write 0.68 as a fraction in its lowest terms......................................................... [1](b) Work out $\frac{3}{7} \cdot \frac{8}{...

2018 Summer

Theory

CH2 - Algebra

These are the first five terms of a sequence.1 \quad 0 \quad 1 \quad 4 \quad 9Find the $n^{th}$ term of this sequence.

2018 Summer

Theory

CH2 - Algebra

(a) Expand and simplify.$(2p - 7q)(p + q)$ ..................................................[2](b) Factorise.$2 - t - 2a + at$ .........................

2018 Summer

Theory

CH5 - Geometry

O is the centre of the circle.Find the value of $x$ and the value of $y$.$x = \text{.............................}$$y = \text{...........................

2018 Summer

Theory

CH2 - Algebra

y varies inversely as x^2. When x = 3, y = 4.Find y in terms of x.y = \text{.......................................} [2]

2018 Summer

Theory

CH2 - Algebra

(a) Find the value of $27^{\frac{2}{3}}$. [1](b) Simplify $18h^{18} \div 3h^{3}$. [2]

2018 Summer

Theory

CH2 - Algebra

Given the equation $v^2 = u^2 - 2as$, find $s$ in terms of $a$, $u$, and $v$.$s = \text{.....................................................} \,[2]$

2018 Summer