Here is part of a train timetable: a)
Westchester
06 00
06 30
08 15
A train leaves Westchester at
06 30. What time should it
arrive at Middlewich?
Northton
06 12
06 42
08 27
b)
Middlewich
06 21
06 51
08 36
Kate lives in Northton.
She works in Southam and
starts work at 9am.
What is the time of the latest
train that she can catch to get
to work on time?
Eastwick
06 34
07 04
08 49
Southam
06 49
07 19
09 04
c)
How long does the train take to
travel from the Westchester to
Eastwick?

16 more than the product of 5 and p

Name and describe the three most important measures of central tendency. choose the correct answer below. a. the mean, sample size, and mode are the most important measures of central tendency. the mean of a data set is the sum of the observations divided by the middle value in its ordered list. the sample size of a data set is the number of observations. the mode of a data set is its highest value in its ordered list. b. the sample size, median, and mode are the most important measures of central tendency. the sample size of a data set is the difference between the highest value and lowest value in its ordered list. the median of a data set is its most frequently occurring value. the mode of a data set is sum of the observations divided by the number of observations. c. the mean, median, and mode are the most important measures of central tendency. the mean of a data set is the product of the observations divided by the number of observations. the median of a data set is the lowest value in its ordered list. the mode of a data set is its least frequently occurring value. d. the mean, median, and mode are the most important measures of central tendency. the mean of a data set is its arithmetic average. the median of a data set is the middle value in its ordered list. the mode of a data set is its most frequently occurring value.

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4