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allochka39001 [22]
3 years ago
11

an electrician charges $90 to identify a problem and $85 per hour to fix a problem. Write an equation to express the relationshi

p
Mathematics
1 answer:
JulsSmile [24]3 years ago
3 0

Answer:

15

Step-by-step explanation:

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Stan's cookie recipe makes 24 cookies and calls for exactly 384 sprinkles. He is wondering how many sprinkles (p)eft parenthesis
OLEGan [10]

Answer:

960 sprinkles

Step-by-step explanation:

x = sprinkles

For this problem we will create a ratio

\frac{24}{384} :\frac{60}{x}

24x=384*60

24x=23,040

x=23,040/24

x=960

Stan would need 960 sprinkles!

Hope this helps!

(pls mark as brainiest)

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5 0
3 years ago
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The probability that a student chosen at random from your class is a psychology major is .18. What is the probability that a stu
devlian [24]

Answer:  0.82

Step-by-step explanation:

We know that :

For any event A , the probability of not getting A is given by :-

P(not A)= 1- P(A)

Given : The probability that a student chosen at random from your class is a psychology major is P( psychology major) =0.18.

Then, the probability that a student chosen at random from your class is not a psychology major will be :

P(not psychology major)= 1 - P(psychology major)

= 1-0.18=0.82

Hence, the probability that a student chosen at random from your class is not a psychology major= 0.82

5 0
3 years ago
PLEASE HELP!! if f(x)= 2x^2-11, find f(4)
Lemur [1.5K]

Answer: f(4) = 21

Step-by-step explanation:

2(4)^2-11

4^2 = 16

2(16)-11

Multiply 2 and 16

32 - 11

Subtract

21

4 0
3 years ago
Read 2 more answers
What happens to 1.7 when you multiply it by 10'
igomit [66]

Move the decimal point to the right one place value.

1.7 x 10 = 17

17 is your answer

hope this helps

7 0
3 years ago
For the polynomial 17x2 – x: (3 marks)
Sladkaya [172]

Answer:

See below

Step-by-step explanation:

Given polynomial is: 17x^2 - x

a. Terms: 17x^2, \: \&\: - x

b. 17 and - 1

c. Binomial or quadratic polynomial

7 0
3 years ago
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