Which numbers are a distance of 4 units from 7 on the number line
2 answers:
Answer:
3 and 11 are 4 units away from 7 on the number line
Step-by-step explanation:
Find the numbers that are a distance of 4 units from 7 on the number line
To find the number 4 units away from the right 7 on number we add 4 with 7
To find the number that is 4 units away from the left 7 on number we subtract 4 with 7
So 3 and 11 are 4 units away from 7 on the number line
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We have 11 members at the city council meeting, 4 voted in favour of a budget increase.
The possible groups of council members who could have voted in favour can be found using the combination formula which is used when we want to group items, in this case, we are grouping people.
Here is the formula;
Where n = Total members on the city council = 11
and r = members that voted in favour = 4
We will then solve this to be
This implies that there are 330 possible groups of council members who could have voted in favour.
ANSWER: 330
