Whats the problem if u forgot type it over and type the problem
Answer:
c
Step-by-step explanation:
Answer: 70%
Step-by-step explanation:
Step 1:
Total number of teachers = 63 + 27
= 90
Step 2:
The percentage of the teachers in the meeting were first-year teachers:
(63 ÷ 90) × 100 = 70%
Answer:
1282kg
Step-by-step explanation:
1.0*1.12*1.1=1.232 tonnes
50kg + 1232kg = 1282kg
Hope this helps :)
Question:
(a) How many bacteria would be found in 24 hours
(b) How many bacteria would be found in 2 days
(c) How long for 1000 bacteria to be found
Answer:
(a) 282429536481 bacteria
(b) bacteria
(c) 6 days
Step-by-step explanation:
The question illustrates an exponential function
Where
--- i.e. triples
Solving (a): Bacteria in 24 hours
In this case:
Substitute , and
So:
bacteria
Solving (b): Bacteria in 2 days
So:
Substitute , and
So:
bacteria
Solving (c): How long for 1000 bacteria
In this case:
Substitute , and
So:
Take Log of both sides
This gives:
Make x the subject
<em>Hence: It takes 6 days</em>