Answer:
cost of 1 tea= £1.08
cost of 1 coffee= £1.24
Step-by-step explanation:
Please see the attached picture for full solution
Answer:
bacterias in the initial two hours
Step-by-step explanation:
the growing rate is given by the ecuation
thousand per hour
for t=2 we have
thousand
bacterias
In two hours we have 9900 bacterias
Answer:
10
Step-by-step explanation: