21n+14 you have to find the value of n
Answer:
81
Step-by-step explanation:
since b is 9
do 9x9 which is 81
Answer:
The median is 61.
Step-by-step explanation:
To find the median, you take the number that is numerically in the center of the data set. Since this set has two numbers like that (60 and 62), you find the mean of those two numbers. This leaves us with 61.
Answer:
6 hours 15 minutes
Step-by-step explanation:
1 litre = 1000cm³
45 litres = 45000cm³
Volume = rate × time
45000 = 2 × t
t = 22500 secs
= 375 mins
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