Write the number one hundred and three thousand eight hundred and six in figures.
103,000
103,806
1,003,806
130,806
What is the value of 7 in 3470?
7
70
700
0.7
Round 3579 to the nearest hundred.
3579
3580
3600
4000
Round 0.07892 to 2 significant figures.
0.08
0.080
0.0789
0.07892
7÷14+3÷18=?
2/3
1/3
1/6
1/2
1.56×0.01=?
0.156
0.0156
15.6
156
50=?
0
1
50
What is 112, 122, 132, 142, 152?
121, 144, 169, 196, 225
111, 132, 169, 186, 205
110, 120, 130, 140, 150
Express 120 as a product of prime factors.
2×3×52
22×32×5
23×3×5
2×32×5
Find the highest common factor of 40 and 36.
2
3
4
6
Write 75% as a fraction in its simplest form.
3/4
6/8
75/100
15/20
There are 48 ice creams. 1/3 of the ice cream are vanilla. 1/4 are strawberry. The rest are chocolate. How many chocolate ice creams are there?
12
16
18
20
Convert the number into a fraction.
2/90
2/100
2/9
2/99
Simplify.
y5.6
y7
y6
y5
simplify.
3/4
4/9
4/3
3/9
Simplify.
4
8
6
2
Simplify (y25)3.
y28
y65
y75
g75
2x×24=32. What is the value of x?
2
3
1
4
In the expression 7x2+3x-10, what is the largest coefficient?
7
3
10
-10
Expand and simplify 2x-4y-(3x-5y)
x+y
5x+7y
x-9y
-x+y
Expand and simplify (x-9)(x+7).
x2+16x-63
x2+2x+63
x2-2x-63
x2-2x+63
Expand and simplify (4+7x)2
16+49x2
16+56x+49x2
16+28x+28x+49x2
Fully factorise 4xy+6x2y2
2xy(2+3xy)
xy(4+6xy)
2x(2y+3xy2)
10x3y3
Factorise x2-3x-4
(x+1)(x-4)
(x+1)(x+4)
(x-1)(x+4)
(x-1)(x-3)
Simplify
Simplify.
v2=u2+2as. Find v when u=8, a=3, s=6.
v2=u2+2as. What is the subject of the formula?
v
u
a
s
v2=u2+2as. Make s the subject of the formula.
The cost of a taxi journey is £2 per mile plus £3 standard charge. Derive a formula for the cost, £C of a taxi journey in terms of m, number of miles travelled.
f(x) = 4x+3 What is f(-1)?
f(x) = 4x+3. What is the value of x when f(x)=11?
f(x)=4x+3. What is f-1(x)?
Find the size of angle y. Give your reason.
62°. It is a corresponding angle.
64°. It is a corresponding angle.
62°. It is a alternate angle.
64°. It is a alternate angle.
What is the mathematical name of triangle PQR?
scalene triangle
isosceles triangle
equilateral triangle
normal triangle
What is angle ∠QPR?
48°
114°
66°
33°
Each interior angle in a regular polygon (正多边形) is 171°. How many sides does it have?
40
36
18
20
Find the length of BC.
16cm
20cm
18cm
14cm
Find the length of PR.
10.8cm
14cm
10cm
12.6cm