Workout
Question 1:
(a) £8 £12 (b) 5cm 10cm (c) £6 £18 (d) 20 sweets 15 sweets
(e) 33g 22g (f) 9kg 45kg (g) £60 £150 (h) 50 hours 70 hours
(i) 105m 245m (j) 72° 288°
Question 2:
(a) £39 £65 (b) 138 miles 23 miles (c) 70ml 245ml (d) $200 $450
(e) £352 £448 (f) 90kg 1110kg (g) €442 €68 (h) 124mm 992mm
Question 3:
(a) £5 £15 £20 (b) 14ml 21ml 28ml (c) 16p 32p 40p
(d) 40° 40° 100° (e) $11 $22 $132 (f) 120cm 160cm 80cm 360cm
Question 4:
(a) 400m 600m (or 0.4km 0.6km) (b) 180cm 20cm (or 1.8m 0.2m)
(c) 8 hours 16 hours (or 1/3 day 2/3day) (d) 96 seconds 144 seconds (or 1.6 min 2.4 min)
(e) £1.20 £4.80 (f) €3.50 €8.50
Question 5:
(a) 2.5ml 7.5ml (b) 6.8g 10.2g (c) 129.375ml 215.625ml
(d) £81.25 £178.75 (e) 12.888…° 45.111…° (f) 97.777… s 244.444…s 537.777… s
Apply
Question 1: 12 red sweets
Question 2: Liam £15 and Nathan £45
Question 3: 45 children
Question 4: (a) 50kg (b) 100kg (c) 150kg
Question 5: (a) 30° 30° 120° (b) Isosceles
Question 6: (a) 64 blue beads (b) 1/5 (c) 80%
Question 7: (a) 28 is not divisible by 5 (b) any multiple of 5 (perhaps 35 or less)
Question 8: £19800
Question 9: 18 boys study Spanish
Question 10: 262 votes
Question 11: £2.64
Question 12: 96 chocolate, 24 strawberry, 32 vanilla
Question 13: 147 black cars
Question 14: 250 stayed in caravans
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