Unit 71: Number: statistics and quantity

Question 1

twofold

Answer 1

multiplied by two

Question 2

quadruple

(v), (n)

Answer 2

increased by four times

Question 3

drastic

Answer 3

severe and sudden

Question 4

revise upwards

Answer 4

change to a higher number (you can revise sth downwards to a lower number)

Question 5

deviate from the norm

Answer 5

move away from the standard or accepted pattern

Question 6

fluctuate

Answer 6

keep going up and down

Question 7

seesaw

Answer 7

go up and down at regular intervals

Question 8

erratic

Answer 8

not regular and often changing suddenly; unpredictable

Question 9

aggregate (n)

Answer 9

total

Question 10

aggregate (V)

Answer 10

add up all the different amount

Question 11

blip

Last month’s rise in inflation was described by the chancellor as only a blip.

Answer 11

temporary change

Question 12

expenditure

Answer 12

the amount of money spent on sth

Question 13

discrepancy between

Answer 13

difference between two things that should be the same

Question 14

flawed

Answer 14

inaccurate, imperfect

Question 15

inconsistent with

Answer 15

not in agreement with

Question 16

ballpark figure

Answer 16

guess believed to be accurate

Question 17

tot sth up

Answer 17

add sth up

Question 18

run into six figures

Answer 18

get a figure over 100,000

Question 19

variables

Answer 19

different facors that may change

Question 20

projected figures

Answer 20

planned figures

Question 21

err on the side of caution

Answer 21

be cautious

Question 22

round things down

Answer 22

make, say, 2.5 into 2 rather than 3

Question 23

conservative

Answer 23

cautious