**Option A:** 4 : 3

**Option B:** 8 : 7

**Option C:** 4 : 1

**Option D:** 6 : 5

**Correct Answer: **8 : 7 ✔

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**Option A:** 91.5 cm

**Option B:** 93.5 cm

**Option C:** 94.5 cm

**Option D:** 92.5 cm

**Correct Answer: **91.5 cm ✔

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**Option A:** 140

**Option B:** 156

**Option C:** 175

**Option D:** 214

**Correct Answer: **140 ✔

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**Option A:** 225 sq.m

**Option B:** 360 sq.m

**Option C:** 600 sq.m

**Option D:** 480 sq.m

**Correct Answer: **600 sq.m ✔

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## The ratio of the volumes of two cubes is 729 : 1331. What is the ratio of their total surface areas?

**Option A:** 81 : 121

**Option B:** 9 : 11

**Option C:** 729 : 1331

**Option D:** 27 : 12

**Correct Answer: **81 : 121 ✔

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**Option A:** 45 cm

**Option B:** 18 cm

**Option C:** 90 cm

**Option D:** None of these

**Correct Answer: **None of these ✔

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**Option A:** 2 : 5

**Option B:** 1 : 5

**Option C:** 3 : 5

**Option D:** 4 : 5

**Correct Answer: **2 : 5 ✔

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**Option A:** 252 m

**Option B:** 704 m

**Option C:** 352 m

**Option D:** 808 m

**Correct Answer: **704 m ✔

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**Option A:** Rs. 4800

**Option B:** Rs. 3600

**Option C:** Rs. 3560

**Option D:** Rs. 4530

**Correct Answer: **Rs. 4530 ✔

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**Option A:** 10

**Option B:** 100

**Option C:** 1000

**Option D:** 10000

**Correct Answer: **10 ✔

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**Option A:** 12 π cm

**Option B:** 16 π cm

**Option C:** 24 π cm

**Option D:** 32 π cm

**Correct Answer: **24 π cm ✔

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**Option A:** 23.57 cm

**Option B:** 47.14 cm

**Option C:** 84.92 cm

**Option D:** 94.94 cm

**Correct Answer: **23.57 cm ✔

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**Option A:** 3.34

**Option B:** 2

**Option C:** 4.5

**Option D:** 5.5

**Correct Answer: **3.34 ✔

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**Option A:** 4192 sq m

**Option B:** 4304 sq m

**Option C:** 4312 sq m

**Option D:** 4360 sq m

**Correct Answer: **4312 sq m ✔

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**Option A:** 200 sq cm

**Option B:** 72 sq cm

**Option C:** 162 sq cm

**Option D:** Cannot be determined

**Correct Answer: **Cannot be determined ✔

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**Option A:** 18 : 5

**Option B:** 7 : 16

**Option C:** 5 : 14

**Option D:** None of these

**Correct Answer: **None of these ✔

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**Option A:** 60 cm2

**Option B:** 30 cm2

**Option C:** 45 cm2

**Option D:** 15 cm2

**Correct Answer: **30 cm2 ✔

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**Option A:** 600 cm

**Option B:** 800 cm

**Option C:** 400 cm

**Option D:** 1000 cm

**Correct Answer: **800 cm ✔

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**Option A:** Rs. 3944

**Option B:** Rs. 3828

**Option C:** Rs. 4176

**Option D:** None of these

**Correct Answer: **None of these ✔

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**Option A:** Rs. 3642.40

**Option B:** Rs. 3868.80

**Option C:** Rs. 4216.20

**Option D:** Rs. 4082.40

**Correct Answer: **Rs. 4082.40 ✔

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**Option A:** 27 m

**Option B:** 24 m

**Option C:** 18 m

**Option D:** 21 m

**Correct Answer: **18 m ✔

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**Option A:** 8.5 m

**Option B:** 17 m

**Option C:** 34 m

**Option D:** 51 m

**Correct Answer: **17 m ✔

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**Option A:** 1 : 96

**Option B:** 1 : 48

**Option C:** 1 : 84

**Option D:** 1 : 68

**Correct Answer: **1 : 96 ✔

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**Option A:** 262 cm2

**Option B:** 384 cm2

**Option C:** 192 cm2

**Option D:** 131 cm2

**Correct Answer: **384 cm2 ✔

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**Option A:** 225 cm2

**Option B:** 275 cm2

**Option C:** 285 cm2

**Option D:** 315 cm2

**Correct Answer: **285 cm2 ✔

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**Option A:** 25 cm2

**Option B:** 42 cm2

**Option C:** 49 cm2

**Option D:** None of these

**Correct Answer: **None of these ✔

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**Option A:** 120 cm2

**Option B:** 130 cm2

**Option C:** 312 cm2

**Option D:** 315 cm2

**Correct Answer: **120 cm2 ✔

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**Option A:** 48√3 cm2

**Option B:** 128√3 cm2

**Option C:** 9.6√3 cm2

**Option D:** 64√3 cm2

**Correct Answer: **64√3 cm2 ✔

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