measures, shape and space Flashcards

1
Q
    1. A store is having a sale where all items are 20% off. If a shirt originally costs $20, how much will it cost during the sale?
      (A) $16
      (B) $18
      (C) $20
      (D) $24
A

A = 16 dollars

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2
Q

13.2. You deposit $100 in a savings account that earns 5% interest compounded annually. After one year, how much money will be in your account?
(A) $105
(B) $110
(C) $115
(D) $120

A

A = 105 dollars

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3
Q

13.3. Your company gives you a 3% raise each year. If you currently make $50,000, how much will you make in 5 years?
(A) $52,500
(B) $55,000
(C) $57,500
(D) $60,000

A

C= 57,500 dollars
Actually it’s 57.963.70
but the above answer is the closest to the correct answers.

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4
Q

13.4 You are buying a car that costs $20,000. You put down a down payment of $5,000 and finance the rest at 6% interest over 5 years. What will your monthly payment be?
(A) $300
(B) $400
(C) $500
(D) $600

A

A = 300 dollars

Use the formula Monthly payment =

I/12 x ( loan amount/ (1- (1 + i/12)^-total months))

where I = interest rate in decimals

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5
Q

14.5. How many inches are in 1 meter?
(A) 39.37
(B) 36
(C) 25.4
(D) 12

A

A = 39.37 inches

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6
Q

14.6 How many pounds are in 1 kilogram?
(A) 2.204
(B) 2.000
(C) 1.800
(D) 1.600

A

A = 2.204 pounds

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7
Q

14.7 How many liters are in 1 gallon?
(A) 3.785
(B) 4.546
(C) 5.378
(D) 6.102

A

B = 4.5 litres

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8
Q

15.8 A car is traveling at a speed of 60 miles per hour. How far will it travel in 2 hours?
(A) 120 miles
(B) 180 miles
(C) 240 miles
(D) 300 miles

A

A = 120 miles

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9
Q

15.9 The density of water is 1 gram per cubic centimeter. What is the mass of 1 liter of water?
(A) 1000 grams
(B) 100 grams
(C) 10 grams
(D) 1 gram

A

A = 1000 gms = 1Kg

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10
Q

16.10 What is the perimeter of a square with a side length of 5 cm?
(A) 10 cm
(B) 20 cm
(C) 25 cm
(D) 30 cm

A

B = 20cm

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11
Q

16.11 What is the area of a circle with a radius of 3 cm?
(A) 9 cm²
(B) 18 cm²
(C) 27 cm²
(D) 36 cm²

A

C = 27cm2

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12
Q

16.12 What is the area of a triangle with a base of 10 cm and a height of 5 cm?
(A) 25 cm²
(B) 50 cm²
(C) 75 cm²
(D) 100 cm²

A

A = 25cm2

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13
Q

16.13 The length of a trapezium is 14cm,
its parallel side is 6cm. The vertical height of
the trapezium is 5cm. Work out its area ?

A) 25 cm²
(B) 50 cm²
(C) 75 cm²
(D) 100 cm²

A

B = 50cm2

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14
Q

16.14 What is the perimeter of a square with a side length of 5 cm?
(A) 10 cm
(B) 20 cm
(C) 25 cm
(D) 30 cm

A

B = 20cm

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15
Q

16.15 What is the area of a triangle with a base of 10 cm and a height of 5 cm?
(A) 25 cm²
(B) 50 cm²
(C) 75 cm²
(D) 100 cm

A

A = 25cm2

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16
Q

17.1 What is the volume of a rectangular prism with a length of 10 cm, a width of 5 cm, and a height of 3 cm?
(A) 150 cm³
(B) 250 cm³
(C) 350 cm³
(D) 500 cm³

A

A = 150cm3

17
Q

17.2 What is the surface area of a cube with a side length of 5 cm?
(A) 125 cm²
(B) 150 cm²
(C) 200 cm²
(D) 225 cm²

A

B=150cm2

18
Q

17.3 What is the volume of a cylinder with a radius of 3 cm and a height of 5 cm?
(A) 45 cm³
(B) 90 cm³
(C) 135 cm³
(D) 180 cm

A

C= 135cm3

19
Q

17.4 What is the surface area of a sphere with a radius of 5 cm?
(A) 100 π cm²
(B) 150 π cm²
(C) 200 π cm²
(D) 225 π cm²

A

A =100 π cm²