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lina2011 [118]
3 years ago
6

The height H of a skydiver t seconds after jumping. Let T be the independent variable, and assume the skydiver jumps from a heig

ht of 12,500 feet and lands after 300 seconds of flight
Mathematics
1 answer:
Rina8888 [55]3 years ago
6 0

Answer:

25 seconds

Step-by-step explanation:

Skydiving.  

height (in feet) above the earth=h(t)= -16t^2 + 10,000

the time it would take to fall when h is 0  

-16t^2 + 10,000=0

-16t^2=-10000

16t^2=10000

t^2=10000/16=625

t=sqrt 625=25 seconds

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Find the simple interest earned on a $500 investment for 8 months, if the interest rate is 10%
Alisiya [41]

Answer:

$33.33

Step-by-step explanation:

Use the formula i = prt, where p is the principal, r is the interest rate as a decimal fraction and t is the elapsed time in years.

Here, i = $500*(0.10)*(2/3 year) = $33.33

6 0
2 years ago
A restaurant will select 1 card from a bowl to win a free lunch, jimmy puts 10 cards in the bowl. The bowl has a total of 150 ca
Phantasy [73]

The odds of jimmy winning a free lunch is 0.066.

<h3>What is Probability ?</h3>

Probability is the likeliness of an event to happen.

It is given that

A restaurant will select 1 card from a bowl to win a free lunch,

jimmy puts 10 cards in the bowl.

The bowl has a total of 150 cards in it

The odds of jimmy winning a free lunch is given by

= No. of chances / Total Outcomes

= 10/150

= 1/15

= 0.066

Therefore the odds of jimmy winning a free lunch is 0.066.

To know more about Probability

brainly.com/question/11234923

#SPJ1

3 0
2 years ago
Consider randomly selecting a single individual and having that person test drive 3 different vehicles. Define events A1, A2, an
zmey [24]

a. Use the inclusion/exclusion principle.

P(A_1\cap A_2)=P(A_1)+P(A_2)-P(A_1\cup A_2)=0.55+0.65-0.80=0.40

b. By definition of conditional probability,

P(A_2\mid A_3)=\dfrac{P(A_2\cap A_3)}{P(A_3)}=\dfrac{0.50}{0.70}\approx0.7143

4 0
3 years ago
Use two points to enter an equation for the function. Give your answer in the form a (b^x). In the event
melomori [17]

Answer:

LOL i belive its 200 because i did this exact same thing yesterday for homework and got it right, good luck, i tried to give you the right answer so if its wrong then its the system!

Step-by-step explanation:

8 0
3 years ago
Can someone answer this question please answer it correctly if it’s corect I will mark you brainliest
Ilia_Sergeevich [38]

Answer:

$163.85

Step-by-step explanation:

Markup 45% means selling price is 100+45 = 145% of cost

145/100 × 113 = 163.85

7 0
3 years ago
Read 2 more answers
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