Answer:
D
Step-by-step explanation:
Using the law of logarithms
•
x = n ⇔ x = 
given
x = 4 ⇒ x =
= 81 → D
Answer:
30 students in the class.
Step-by-step explanation:
There are several which in which we can approach this question:
We can do this question using direct proportion.
"If 18 girls represent 60%, how many students represent 100%?"
18
60
=
x
100
x
=
18
×
100
60
30
students altogether.
Answer:
First one:
Linearly, because the table shows that the orchids increased by the same amount each month
Step-by-step explanation:
Let y be the no. of Orchids and x be the no. of months
y = 1.4x + 9.6