Answer:
should be added to the given equation.
Step-by-step explanation:
Let a is added to the given equation.
According to the given condition,

So,
should be added to the given equation.
Answer:
B
Step-by-step explanation:
Since x varies directly as y, the ratio of x to y remains the same. Let the value of x when y=4 be a. Then we have

We can cross multiply to get that

Answer:
its 40% but since it's not there it could be 45%
Step-by-step explanation:
hope this helps
Answer:
didn't even ask a question
Step-by-step explanation:
impossible to answer without a question
Answer:
Possible committee structures = 293930
Step-by-step explanation:
The combination expression is used here
²¹C₉ = 21!/(9!(21−9)!) = 293930