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jenyasd209 [6]
3 years ago
15

To order a class ring, students must decide on a gold, silver, or white gold band and one of 18 stones. They must also choose fr

om one of 20 activity symbols to put on the side. How many different ring selections are there? A)1,450 B)1,080 C)1,020
Mathematics
1 answer:
Alex787 [66]3 years ago
5 0

multiply the 3 choices together


3*18*20 = 1080

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The height H of a skydiver t seconds after jumping. Let T be the independent variable, and assume the skydiver jumps from a heig
Rina8888 [55]

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

6 0
3 years ago
What is the slope of the line shown below ? (5,11) (-5,-1)
Zepler [3.9K]

(5,11) (-5,-1)

Slope = (11 + 1) / (5 + 5)

= 12/10

= 6/5

7 0
3 years ago
Read 2 more answers
Use the quadratic formula to solve 2x^2=5x+6. Leave your answer in radical form. Show all of your work!
Westkost [7]

Answer:

In radical from 169/50 , 177/200

Step-by-step explanation:

Given:

2x^2=5x+6\\\\2x^2-5x-6=0\\\\Where, a=2 , b=-5 , c=-6

Find:

Value of x

Computation:

Using quadratic formula:

\frac{-b\±\sqrt{b^2-4ac} }{2a}\\\\By\ putting\ all\ value\\\\ \frac{-(-5)\±\sqrt{(-5)^2-4(2)(-6)} }{2(2)}\\\\ \frac{5\±\sqrt{25+48} }{4}\\\\ \frac{5\±8.54 }{4}\\\\\frac{5+8.54 }{4},\frac{5-8.54 }{4} \\\\3.38 , 0.885

Value of x 3.38 , 0.885

In radical from 169/50 , 177/200

8 0
3 years ago
Rounded to the nearest thousand of 275,608
olga nikolaevna [1]
The thousandths place in 275,608 is the 5. Depending on the next number (which in this case is the 6) it will either round up or down. Since the next number is 6 and it's 5 or bigger, the 5 will round up. So your final answer is 276,000.
4 0
3 years ago
(Would be very much appreciated if it was answered asap, please and thank you! =D)
LUCKY_DIMON [66]
The equation 3.3x - 6.6 = 2.7x is equal to the expression 0.6x = 6.6 (2nd option)
4 0
3 years ago
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