IGCSE Higher. Sheet H a-2 Fractions - Answers. Sheet H a-1 Fractions - Answers. For use only in Whitgift School

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1 . IGSE Higher Sheet H--0a- Fractions - nswers 4 0 (e) 96 (f ) (h) (e) 0.0 (f ) (h) (e) (f ) (h) (e) (f ) (h) 0.6. Sheet H- -0a- Fractions - nswers (e) (f ) (e) 76 7 (f ) (e) (f ) (h)

2 Sheet H- -04a-b- Surds - nswers Sheet H-4-04a-b- Surds - nswers (e) 7 (f) (h) 6 (i) 0 (j) 8 (k) 7 (l) (m) (n) 0 (o) (p) (q) 6 (r) (e) 8 (f ) 7 4 (e) 8 (f ) (h) (i) (e) 84 (f ) (h) (i) (j) (k) 6 (l) (e) 4 (f ) (e) (f ) 4 7 (e) (f ) (h) (i) (j) 0 (k) (l) (e) 4 (f ) + 9

3 Sheet H- -04c- Indices - nswers (e) (f ) (h) (i) (e) 7 (f ) (h ) (e) (f ) 8 00 (h) 69 (i) 64 4 (j) (k) (l) (m) 4 (n) (o) 8 6 x= x= 4 x= 0 x= (e) x= (f ) x= x= (h) x= (i) x= 0 0 (e) (f ).. Sheet H-6-04c- Indices - nswers 9 64 (e) 4 (f ) 0 (h) (i) (j) 000 (k) (l) 64 6 (e) (f ) x= 6 x= x= x= 0 (e) x= (f ) x= x= (h) x= 4 (i) x= (j) x= (k) x= 0 (l) x= 9 49 (e) (f ) (h) (i) (e) (f ) 7 64 (h) (i) 64 6

4 . 4 Sheet H-7-04c- Indices - nswers n= n= n= n= (e) n= (f ) n= n= (h) n= 8 (e) (f ) 9 (h) (i) 64 Sheet H-8-04c-4 Indices - nswers (e) (f ) (h) (i) 8 (e) 0 (f ) 6 (h) (i) (e) 6 7. x = 8. x = (e) (f ) (h) (i) 7 (j) 4 (k) (l) 4 (e) (f ) (h) (i) (j) (k) (l) (e) 8 (f ) 9 (h) (i) 6 4

5 .. Sheet H-9-04c- Indices - nswers 4 (e) (f ) 0 (h) 0 (i) (e) (f ) 9 6 (h) (i) 8 6 x= x= x= x= 4 (e) x= 0 (f ) x= x= (h) x= (i) x= 4 x= x= x= x= (e) x= 8 (f ) x= 7 x= x= x= 0 x= 9 (e) x= (f ) x= x= (h) x= (i) x= (j) x= 0 (k) 4 x= (l) x=. Sheet H-0-04c-6 Indices - nswers (e) (f ) 6 (h) 4 (i) (j) (k) (l) (e) (f ) (h) (i) 6 (j) (e) 40 (f ) 000 (h) (i) (j) (k) (l) 7 n= n= n= n= (e) n= 0 (f ) n= n= (h) n= (i) n=

6 . Sheet H--04d- Primes - nswers 7 (e) 7 (f ) 6 (h) 7 (i) (j) (k) 7 (l) 4 (m) 7 (n) 7 (o) 7 (p) (q) (r) 4 4 (e) (e) = = Sheet H- -04d- Primes - nswers (e) (f ) 4 (i) 7 (h) ( j) 7 4 (k) (l) 7 (m) (n) and 670. The same and The same (e). HF = 0 LM = The same

7 Sheet H--0a- Sets - nswers Sheet H--0a- Sets nswers (cont.) Tomato HP 0 Notes oins 0 0 n. 0 n n n Rugby Football 4 00m 00m n n n 80 n Maths French 0 France Spain n France Spain 0

8 Sheet H-4-0a- Sets nswers Sheet H-4-0a- Sets nswers (cont.) (e) (f) (h) (e)

9 Sheet H- -0a- Sets - nswers Sheet H-6-0a-4 Sets - nswers D = { 6,, 8} ( ) {,,7,,,7,9} Yes Yes (e) 4 =.. = { 4, 6,8,9,0,,4} n( ) = 4,,,7,9, 4 6,,, 7,, 4, 8, 0 6,, 9 (i) (ii) n( ) = 8 n( ) = 6 (iii) n = ( ). n( ) = 8 = { } or {,, } or {,, 7 } or {,, 7 } (e) or ( ) D

10 0 Sheet H-7-06a-0 Percentages - nswers cm by cm 6. by cm ,800 0.,60 million,000 Sheet H-8-06a-0 Percentages - nswers 8cm by cm m ,, Only 9% reduction , m

11 Sheet H-9-06a-0 Percentages - nswers ,00, p 78p ,700 9., cm by 4cm reduced by ¼ Sheet H-0-06a-04 Percentages - nswers , ,000 60, % 9. 0 million , =0.9

12 Sheet H--06a-0 Repeated Percentage changes - nswers = , p % % % Sheet H- -06a-06 Percentages - nswers % kg. James, 8. = cm by 6cm % % 47 7.cm.p 97 =97,00 8.% (e) 0.96 (f) p (h) + 00