A group of students were given a spelling test. The table shows their marks.
Mark
Frequency
6
5
c)
7
4
a) Work out the range of the marks.
8
7
b) How many students are in the group?
9
10
10
4
c) Work out the mean mark of the group.
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Averages from a table - Basics
Averages- Mean, Median, Mode &
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answer: n word

step-by-step explanation:

what type of people are in the hood?

what steals your tv in the dark and you cant see them?

c = 0.429t

step-by-step explanation:

the constant rate at which carlos harvests cassava is 35 minutes per 15 cassavas 15/35 = 0.429 cassava per minute

therefore, an equation that models the number of cassava (c) that harvest carlos in a time (t) is the following:

where t is the time in minutes.

this means that when 35 minutes have elapsed 15 cassava have been harvested, at 70 minutes 30 cassava have been harvested and so on.

answer is  

d.

3.09

hope you got this right.