To find out how many students voluteered, simply add the fractions:

Remember that 2/6=1/3, so the sum is actually

We can sum the first and last terms immediately:

And finally, we can change both fractions so that they have the same denominator:

Answer:
Boat level variation = 23'
Step-by-step explanation:
The graph shows that the variation between Amsterdam and Randall is referred to the Randall level
sorry but there are no drawings
Answer:
d
Step-by-step explanation:
The answer for j is 16 and the answer for k is 21