Well put them in equal groups multiply them and boom u answer
the distance the child travels n swings after the first is . Options A) and D) are identical , so kindly match with your answer !
<u>Step-by-step explanation:</u>
Here we have , A child on a swing is pushed just once. The child moves a distance of 10 feet the first swing, and then only 83% as much as the previous swing for each one after. We need to find Which of the following sequences expresses the distance the child travels n swings after the first . Let's find out:
Initially the distance is 10 feet from after the first swing . It's given that there is 83% as much as previous distance !
For first swing :
⇒
For second swing :
⇒
For third swing :
⇒
⇒
So , For n swings :
⇒
Therefore , the distance the child travels n swings after the first is .
The percentile rank of a certain score is the score percentages in its frequency distribution that are equal to it or lower that it.
This means that:
<span>Nancy's percentile rank on a science test was 78. this means that Nancy equaled or surpassed 78% of all those who took the test.</span>
Answer:
B!!!
Step-by-step explanation: