Answer:
1. Yes
2. Yes
3. No
Step-by-step explanation:
The total number of articles is 14 and only 7 can be published. Since what is asked is the ways to assemble the 7 articles, this is a permutation problem.
14P7 = <span>17297280 ways
If order is not of concern, the problem is just a combination problem
14C7 = </span><span>3432 ways</span><span />
Answer:
Because 5+5=10 and 7+7=14
68.8% is your answer
when changing a decimal to a percentage, move the decimal point twice over
hope this helps
Answer:
True speed of the car is 87 km/h.
Step-by-step explanation:
Speed = 100 km/h
hike in speed = 25 %
Let the true speed is v.
