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Write 0.0301497
(a) correct to 3 decimal places ......................................................... [1]
(b) correct to 4 significant figures. ...................................................... [1]
Write down the number of lines of symmetry of a kite.
Work out \( \frac{5}{6} - \frac{5}{8} \).
(a) Solve $11 + 2x > 5$.
......................................................... [2]
(b) Show your solution to part (a) on this number line.
......................................................... [1]
One day Hassan surveys the number of people in the cars passing his house.
The results for the first 100 cars are shown in the table.
[Table_1]
(a) Complete the table. [2]
(b) A total of 1200 cars pass Hassan’s house that day.
Calculate an estimate of the number of these cars with 5 people. [1]
The angles of a triangle are in the ratio 2 : 3 : 7.
Find each angle.
Given $p = 5 \times 10^7$.
Work out $p^3$.
Give your answer in standard form.
For this sequence
1\ \ \ 6\ \ \ 11\ \ \ 16\ \ \ 21\ \ \ \ldots
(a) find the next term ...................................................... [1]
(b) find an expression for the \textit{nth} term. ...................................................... [2]
The two bottles are mathematically similar. The height of the large bottle is 30 cm. The height of the small bottle is 24 cm. The volume of the large bottle is 250 cm$^3$. Calculate the volume of the small bottle.
A, B, C and D are points on the circle centre O.
PDQ is a tangent to the circle at D.
Angle BAD = 51^\circ and angle PDA = 64^\circ.
Find
(a) angle BCD
Angle BCD = ................................. [1]
(b) angle ABD
Angle ABD = ................................. [1]
(c) the obtuse angle BOD.
Angle BOD = ................................. [1]
Expand and simplify.
(4 + 2\sqrt{3})(5 - \sqrt{3})
y is inversely proportional to $x^2$.
When $x = 2$, $y = 10$.
Find $y$ in terms of $x$.
$y = \text{..............................}$ [2]
The area of the shaded segment is $(a\pi + b)\,\text{cm}^2$.
Find the value of $a$ and the value of $b$.
$$a = \text{.................................}$$
$$b = \text{.................................}$$
Solve $2 \log x - 3 \log 2 + \log 5 = 3$.
\(x = \text{.........................................} \; [4]\)
Write as a single fraction in its simplest form.
\( \frac{3}{x-1} - \frac{2}{2x+5} \)