Maths Revision
Algebra
Problem Solving Questions
Estimations
World Records
100

Find the range of this dataset:

1, 1, 3, 0, 2, 7, 9 ,1, 10

Range = 10

100

Simplify 

2y + 2y + 2y

6y

100

Write the following in order from smallest to biggest:

0.1, 0.15, 0.015, 1.5, 0.105

0.015, 0.1, 0.105, 0.15, 1.5

100

What is the age of the youngest Olympic gold medallist?  

Bonus points if you guess the sport:

100 points = 13

100 points = Skateboarding

200

List all of the factors of 12

1,2,3,4,6,12

200

Write 0.6 as a percentage:

60%

200

Joseph gets paid £2000 per month.

Joseph buys a TV that costs £550.

Dinner for his family that costs £115

And a New car that costs £1,300

How much money does he have left over?

£35

200

What is the world record for the most canned drinks opened in 1 minute?

200 = 30 - 40

400 = 35

300

Name any whole number that fits the inequality:


x < 4

And whole number smaller than 4 that isn't 4.

300

Expand:

2(x - 1)

2x - 2

300

A show costs £3 per ticket

The show sells out all of the tickets.

115 people come to watch the show.

How much money did the show make?

£345

300

What is the world record for the fastest time to eat a lemon, without making a face?

300 = 25 seconds - 30 seconds

600 = 28 seconds

400

1/2 + 3/4

5/4

400

Factorise:

8x - 4

4(2x-1)

400

What change would Bob get from a £20 if he spends £7.60 on a coffee and then £6.75 on a sandwich.

£5.65

400

What is the world record for the most T-Shirts worn at once?

400 = 240 - 260

800 = 257

500

Round to 2 decimal places


12.99835

13.00

500

Substitute x = 3 into the following expression:


2x + 3

9

500

John wants to buy 8 pens and 12 pencils:

Pens are 40p

Pencils are 15p 

How much will he spend?

500p or £5

500

What is the world record for the most pull ups done in 24 hours?

500 = 7500 - 8000

1000 = 7715

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