Answer:
23.3 years
Step-by-step explanation:
4000 = 2136.7(1 + .027/4)^(4t)
4000 / 2136.7 = 1.00675^4t
ln (4000 / 2136.7) / ln 1.00675^4 = t
23.301690290541729158877031400229 = t
23.3 years
Answer:
-5
Step-by-step explanation:
<em>Rate of change = Rise/Run = Δy / Δx</em>
<em>Therefore, the rate of change of slope = (y2 – y1) / (x2 – x1)</em>
(0 – -5) / (4 – 5)
5 / -1
<u>= -5</u>
Divide 54 inches by 9 inches which would be 6 inches therefore she would have to make her collage 6 inches wide to fit all of her photographs.
(to check this, all you have to do is multiply 9 by 6, then you get 54, which proves that this is correct.)
The value of f(x) when x=6 is A 27
Answer/Step-by-step explanation:
a. From the bar graph, 1 student scored 9, 4 students scored 10.
Therefore, the no. of students who scored above 8 is: 
b. From the graph, we have the following:
3 students scored 1
5 students scored 2
2 students score 4
6 students scored 5
12 students scored 8
1 student scored 9
4 students scored 10
Total no. of pupils in year 7 class = 3 + 5 + 2 + 6 + 12 + 1 + 4 = 33 students
c. It is assumed that all the students in Mr Hassan's year 7 class took the test.
