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jekas [21]
3 years ago
7

Say I have an 81 in a class and my final assignment is 30%of my grade, If i fail how much will that bring my grade down?

Mathematics
1 answer:
g100num [7]3 years ago
7 0

Answer:

A lot. probably down to a 60

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I need help :) please and thank u if u get it right i will give u brainlist
Dvinal [7]

Answer:

4 14/25

Step-by-step explanation:

4.56 = 4 56/100 = 4 14/25

6 0
3 years ago
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a survey mr thrones class shows that 5 out of 8 students will by lunch how many out of 720 students in the school will buy lunch
never [62]

5/8 that's how ratio of students that will buy lunch. so in order to find number students who will buy the lunch out of 720, just multiply 720 with 5/8 ie, 720x5/8 ie 450.

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8 0
3 years ago
The manager of a department store uses the given function to model the monthly opening inventory of down comforters at the store
tangare [24]

Answer: d(x)=-750x^2-3750x-10500


Step-by-step explanation:

Given: The manager of a department store uses the given function to model the monthly opening inventory of down comforters at the store, in dollars, where x represents the number of months from September.

d(x)=-750(x^2-5x-14)

To rewrite this hat reveals the store's opening inventory of down comforters in the month of September, multiply -750 on the bracket, we get

d(x)=-750x^2-3750x-10500

6 0
3 years ago
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Which equation describes a line perpendicular to the line described by y= 1/2x -5?
Aneli [31]

Answer:

y= 2/1x -5

Step-by-step explanation:

flip it!

7 0
3 years ago
The point (12, 5) is on the terminal side of angle θ.
Sonja [21]
Tanα=5/12

α=arctan(5/12)°

α≈22.62° (to nearest hundredth of a degree)
5 0
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