Quantitative Reasoning

Question 1

1 decimeter

Answer 1

1 decimeter = 1/10 meter

Question 2

1 deciliter

Answer 2

1 deciliter = 1/10 liter

Question 3

% change

Answer 3

% change = difference/original

Question 4

Calculating original value from new value with percentage change

Answer 4

Original price = Final / (1 +/- change)

Question 5

% change

Answer 5

change = difference/original x 100

Question 6

100% increase =

Answer 6

100% increase = double

Question 7

200% increase =

Answer 7

200% increase = triple

Question 8

50% decrease =

Answer 8

50% decrease = half

Question 9

Speed

Answer 9

Speed = Distance / Time

Question 10

Acceleration

Answer 10

Acceleration = Change in velocity / Time

Question 11

1 tonne =

Answer 11

1 tonne = 1000kg = 100,000g

Question 12

1g =

Answer 12

1g = 1000mg

Question 13

1 litre =

Answer 13

1 litre = 1000cm^3

Question 14

1m^3 =

Answer 14

1m^3 = 1000 litres

Question 15

Area of a rectangle

Answer 15

Length x width

Question 16

Area of a triangle

Answer 16

1/2 x base x height

Question 17

Area of a circle

Answer 17

pi x r^2

Question 18

Circumference of a circle

Answer 18

pi x d

Question 19

Area of a trapezium

Answer 19

1/2 (total length of both parallel sides x height)

Question 20

Volume of a cylinder

Answer 20

Question 21

Volume of a sphere

Answer 21

Question 22

1 mile in km

Answer 22

1 mile = 1.6km

Question 23

1kg in pounds

Answer 23

1kg = 2.2 lb

Question 24

1cm in inches

Answer 24

1cm = 0.4 inches

Question 25

How many cards in a deck?

Answer 25

52

Question 26

Mean, median, mode and range

Answer 26

Question 27

Pythagoras’ theorem

Answer 27

Question 28

Area of a cuboid

Answer 28

length x width x height

Question 29

Name the first few prime numbers.

Answer 29

2, 5, 7, 11