Answer:

Step-by-step explanation:
Your graph is hard to read, so I re-drew it as best I could.
You must first develop an equation relating francs and naira.
The line goes through the origin, so the general equation is
y = kx
One of the points is (40,240).

Q 31.

Q 32.

Q 33.

Answer: See explanation
Step-by-step explanation:
Cluster sampling, is a form of sampling whereby the population is divided by the researchers into smaller groups that are referred to as clusters and then the sample will be taken from the clusters formed.
Convenience sampling is when a sample is drawn based on the available population.
Systematic sampling is when a sample is gotten when the members are taken at regular intervals e.g 5th person, 12th items etc.
Simple random sampling is when the sample is selected from the larger population and in this case, every member involved can be selected as they all have an equal chance.
Based in the definition above, the answers will be:
a. Cluster sample
b. Convenience sample
c. Systematic sample
d. Simple random sample
Answer:
-0.2*-1.5=0.3
Step-by-step explanation:
because it's supposed to be a negative number to bounce back to positive and the 1.5 because it can't be a whole number because it is a three
Answer:
The answer is $7
Step-by-step explanation
Lets say you have a fraction. The fraction would be 70/? × 10/100
70×10=70. 70÷10=7.
It is not straight line , so non-linear, as x increasing - y increasing, so function is increasing
Answer : non linear increasing