Maths Practice

Question 1

27,big triangle find out angle size

Answer 1

142.5

Question 2

23,iterations

Answer 2

3.87

Question 3

19 how many different no. Could he pick

Answer 3

105

Question 4

18 smallest value of a+b+c

Answer 4

77

Question 5

16,two problems with his graph

Answer 5

1. no curve should be present

2. no units are shown

Question 6

15,multiple choice

Answer 6

÷4

Question 7

14,direct proportion in size

Answer 7

9

Question 8

13 answer in seconds

Answer 8

0.63 s

Question 9

10 surface area and timesing prove they are the same

Answer 9

Add all X’s together and add all integers and prove they are the same

Question 10

9 multiple choice

Answer 10

Second option

Question 11

5,percentages and probability

Answer 11

Work out worth of percentages and add and compare red and green

Question 12

4,quadratic graph multiple choice

Answer 12

Second option

Question 13

8 multiple choice graph

Answer 13

Second option

Question 14

20,basic working out end question is about if someone goes over daily carbohydrate limit

Answer 14

end answer is she goes over daily amount as it is 9.1

Question 15

21 prove a bracket is always negative

Answer 15

-(2n^2+3)

Question 16

22 a (non coordinates)

Answer 16

(X+3)^2+1

Question 17

22b coordinate question

Answer 17

(2,3)