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 Question 1 Square of 12.5 will lie between _____________. A. 169 and 225 B. 14 and 16 C. 144 and 169 D. 125 and 140
 Question 2 Square root of 420 will lie between __________. A. 20 and 21 B. 21 and 22 C. 19 and 20 D. 40 and 42
 Question 3 Simplify    √1125 A. 15 × √5 B. 9 × √5 C. 25 × √5 D. 5 × √5
 Question 4 A submarine periscope can see distance d (in miles) if the height of the periscope from the water surface is h (in feet). The relationship between d and h is d = 1.4 √h . Calculate the distance a sailor can see if he lifts the periscope 16 feet above the water? A. 3.2 miles B. 22.4 miles C. 4 miles D. 5.6 miles
 Question 5 Velocity v (in meter/sec) of a free falling object after travelling the distance d (in meter) is defined as    v = √64 × d . What will be the speed of an object that has travelled 100 meter after being dropped? A. 16 meter/sec B. 8 meter/sec C. 80 meter/sec D. 64 meter/sec
 Question 6 Calculate the value of √3 × 3 × 5 × 5 × 5 × 5 . A. 250 B. 150 C. 75 D. 125
 Question 7 What is the value of √3 × 7 × √3 × 5 × √5 × 7. A. 10605 B. 105 C. 147 D. 49
 Question 8 One person can dig a 2m × 2m × 2m hole in one hour. How long will he take to dig a 6m × 6m × 6m hole? A. 12 hours B. 32 hours C. 36 hours D. 27 hours
 Question 9 Cost of constructing marble floor is \$25 per square feet. How much will it cost to lay marble on a square surface with 12 feet sides? A. \$300 B. \$6,250 C. \$3,600 D. \$2,500
 Question 10 The total cost of polishing a square surface is \$101,430. Cost per sq feet is \$230. What is the length and width of the square surface? A. 20 feet B. 21 feet C. 23 feet D. 11 feet
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