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Alona [7]
2 years ago
9

Please help me with this question I took a picture of it

Mathematics
1 answer:
Juli2301 [7.4K]2 years ago
8 0

Answer:

40

Step-by-step explanation:

36 = 90% × (number of questions)

36/0.90 = (number of questions) = 40 . . . . . divide by the coefficient of the variable

There were 40 questions on the test.

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Pls help me its timed and for a grade I really struggle with this.
nexus9112 [7]

Answer:

scalene

Step-by-step explanation:

you can tell by the shape

5 0
3 years ago
I need help in an hour or less pls The number N of bacteria in a refrigerated food is given by N(T ) = 20T 2 – 80T + 500, 2 ≤ T
weqwewe [10]

Answer:

The number N of bacteria in a refrigerated food is given by N(T) = 10T^2 - 20T + 600, 2 ≤ T ≤ 20 where T is the temperature of the food in degrees Celsius. When the food is removed from refrigeration, the temperature of the food is given by T(t) = 3t + 2, 0 ≤ t ≤ 6 where t is the time in hours.

Step-by-step explanation:

7 0
3 years ago
Please help me find DOMAIN/RANGE and the EQATION
kaheart [24]

Answer:

domain:

( -  \infty , \infty )

range:

( -  \infty ,4]

equation:

y =  - 2(x - 3) {}^{2}  + 4

Step-by-step explanation:

domain is all X values and the X values will extent till infinity in both negative and positive direction, the range is all y values and the y value will go from negative infinity all the way to 4, where the graph stops.

4 0
2 years ago
I need the answer pls
Pie

Answer:

2

Step-by-step explanation:

Subtract-4 from 6

6 0
3 years ago
Quadrilateral ABCD is inscribed in this circle,
neonofarm [45]
Where’s the picture? i can’t answer it without seeing the measurements
3 0
2 years ago
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