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guajiro [1.7K]
2 years ago
7

A car travels at an average speed of 80 km/h for 6 hours.

Mathematics
1 answer:
guapka [62]2 years ago
6 0

Answer:

63km/h

Step-by-step explanation:

devide 80 km/h over 6hrs and get 13 ... subtract 13 from 80 km/h and get 63 km/h

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Five out of ten bags of candy had exactly 30 pieces in them. How many bags out of 40 should have exactly 30 pieces?​
mylen [45]

Answer:

20 bags should have 30 pieces in them.

Step-by-step explanation:

five out of ten is 1/2

then 1/2 of 40 is 20

therefore there should be twenty bags  with 30 pices each.

3 0
3 years ago
I WILL MARK YOU BRAINLIEST!!!!! What is the slope of the linear parent function?
posledela

Answer:

Step-by-step explanation:

The slope would be determined either by a graph or a equation

you didn't put it in the  picture...

4 0
3 years ago
Read 2 more answers
What is the result of isolating y2 in the equation below?
lyudmila [28]
STEP-BY-STEP SOLUTION:

( x + 4 )^2 + y^2 = 22

x^2 + 2 × x × 4 + 4^2 + y^2 = 22

x^2 + 8x + 16 + y^2 = 22

y^2 = 22 - x^2 - 8x - 16

y^2 = - x^2 - 8x + 6

FINAL ANSWER:

Therefore, the answer is:

D. y^2 = - x^2 - 8x + 6

Please mark as brainliest if you found this helpful! :)
Thank you <3
6 0
3 years ago
30000 is ____ times as much as 30
drek231 [11]

Answer: 1000


Step-by-step explanation:

Well, what times thirty will equal 30,000

30*x=30000

x=1000

You can also figure this out by seeing how many zeros were added to 30,000.

If you found this helpful, please, if you do not mind giving me brainliest! Thanks! :)

5 0
3 years ago
А)
Nookie1986 [14]

Answer:

Step-by-step explanation:

surface area of sphere=a

4pir^2=a

r^2=a/4p

r=root(a/4pi)

if radius is doubled

r1=2root(a/4pi)

r1^2=4(a/4pi)

a/a1=(4pia/4pi)/(4pi 4a/4pi)=1/4

so a is increased by 4 times

6 0
3 years ago
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