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lukranit [14]
3 years ago
7

a teacher awarded 50 marks to his least student in a class test. How many marks was awarded to the best student if he was 40% be

tter​
Mathematics
1 answer:
LenaWriter [7]3 years ago
4 0

Answer:

90 marks per that student

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Dima020 [189]
Number 13 is 40 in
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3 years ago
Read 2 more answers
Point Q' is the image of Q(-7, -6) under the translation (x, y) + (x + 12, y + 8).
Lina20 [59]

Answer:

The co-ordinates of Q' is (5,2).

Step-by-step explanation:

Given:

Pre-image point

Q(-7,-6)

To find Image point Q' after following translation.

(x,y)\rightarrow (x+12,y+8)

Solution:

Translation rules:

Horizontal shift:

(x,y)\rightarrow (x+k,y)

when K>0 the point is translated k units to the right.

when K the point is translated k units to the left.

Vertical shift:

(x,y)\rightarrow (x,y+k)

when K>0 the point is translated k units up.

when K the point is translated k units down.

Given translation (x,y)\rightarrow (x+12,y+8) shows the point is shifted 12 units to the right and 8 units up.

The point Q' can be given as:

Q'=(-7+12,-6+8)=(5,2)

So, the co-ordinates of Q' is (5,2). (Answer)

7 0
3 years ago
Determine how far the vehicle travels in 3 hours.
Karo-lina-s [1.5K]

Answer:

360 miles

Step-by-step explanation:

The unit rate here is (240 miles) / (2 hours), or 120 mph.

In 3 hours the vehicle travels (120 mph)(3 hrs) = 360 miles

8 0
2 years ago
the distance traveled (in meters) by the oregon slug can be modeled by the function f(t) = 0.9t, where t is the time in minutes
Ghella [55]
T in time in minutes would be 60 min every hour 35/.6 minutes
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3 years ago
Brooke and Lamont ran a half marathon. Brooke finished in 1 hour 55
harkovskaia [24]

Answer:

D

Step-by-step explanation:

1:55 is lower that 125 minutes

7 0
3 years ago
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