Number
0.1111....
Simplify
a + a + a + a + a
5a
State the formula for the area of a triangle.
A=(base x height)÷2
8 2 2 4
8x2= 16 | 2x4 = 8 | 8+16 =24
(Accept correct alternative method)
What is the price of a slice of pizza at Back Kitchen?
3000TZS
Write √63 + √28 in the form a√b, where a and b are integers.
3√7 + 2√7
=5√7
Simplify
(2x2 – 32) ÷ (x–4)
2(x+4)(x–4)÷(x–4)
=2(x+4)
I have 4 triangular faces, 1 square face and 5 vertices.
Who am I?
Square-based pyramid.
2 4 6 7
7-4=3 | 6+2=8 | 8x3 =24
What is the minimum passing grade for Maths and English at IGCSE?
C
By writing each number correct to 1 significant figure, estimate the value of:
(59.8 x √103.4)÷0.185
(60 x √100) ÷ 0.2
= 3000
Factorise fully
2x2 + 7x + 3
(2x+1)(x+3)
A phone screen has a length of √68cm and a width of √44cm.
Work out the length of the diagonal of the screen. Give your answer as a simplified surd.
4√7
3 3 5 7
3x5 =15 | 15-7 =8 | 8x3 =24
Finish the lyric:
Rise up this morning, smiled with the rising sun
Three little birds pitch by my doorstep...
Singing sweet songs of melodies pure and true
Saying, "This is my message to you-ou-ou
At the start of an experiment. There are 20,000 bacteria. The number of bacteria increases at a rate of 20% per hour.
After how many whole hours will the number of bacteria exceed 500,000?
31 hours
Expand
(x + 1)(x + 2)(x + 3)
x3 + 6x2 + 11x +6
Work out its circumference to 3 sf.
15.0cm
2 7 8 9
[(7+9)x2]–8=24
What Disney character did Ms Enid play in BISA's 2017 school production?
Jasmine
Simplify
(125/27)-2/3
(Hint: Use laws of indices)
9/25
Neema and Baraka went to a wholesale depot to stock up on sodas for their kiosks.
Neema bought 3 crates of soda and 2 extra loose bottles, paying a total of Sh 56,000.
Baraka bought 5 crates of soda, but he returned 4 empty glass bottles to get a deposit refund. His total bill came to Sh 86,000.
Find the cost of one crate of soda and the refund value of one empty bottle.
c = 18,000
b = 1,000
The length of a rectangle is 14m more than its width.
If the area is 51 m², find the perimeter of the rectangle.
40m
2 3 5 12
Hint: Think outside the box
12÷[3–(5/2)]
Where and when was the first FIFA World Cup held?
Uruguay 1930