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blondinia [14]
2 years ago
8

Harry worked 7 hours last week. This is 1__3as many hours as Aidan worked. How many hours did Aidan work?

Mathematics
1 answer:
vitfil [10]2 years ago
7 0

Answer:

21

Step-by-step explanation:

1/3= 0.33

7/0.33

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Nadusha1986 [10]

The answer is 310.93, rounded to the nearest hundredth. Hope this helps!

5 0
3 years ago
I need help please. The question is already there. Tysm. 20 points.
Bess [88]

Answer:

$109 and 35%

Step-by-step explanation:

49.05 is the sale price and the discount is 55%. What’s the original price?

price/ 1- discount

49.05/ 1 - 0.55

49.05/ 0.45

109

for the other part

to find the discount subtract final price from original price

94 - 61.10 = 32.9

Which would be 35% in percent form.

5 0
2 years ago
Carlos is using the quadratic formula to find the solutions of y=3x^2-5x-2. Which of the following will simplify to the correct
Nana76 [90]

Answer:

Fx=\frac{5\pm\sqrt{25+24} }{6}

Step-by-step explanation:

A quadratic equation in one variable given by the general expression:

ax^2+bx+c

Where:

a\neq 0

The roots of this equation can be found using the quadratic formula, which is given by:

x=\frac{-b\pm\sqrt{b^2-4ac} }{2a}

So:

y(x)=3x^2-5x-2=0

As you can see, in this case:

a=3\\b=-5\\c=-2

Using the quadratic formula:

x=\frac{-b\pm\sqrt{b^2-4ac} }{2a}=\frac{-(-5)\pm\sqrt{(-5)^2-4(3)(-2)} }{2(3)}=\frac{5\pm\sqrt{25+24} }{6}

Therefore, the answer is:

Fx=\frac{5\pm\sqrt{25+24} }{6}

4 0
3 years ago
Kelly took 12 pictures at school on Tuesday. She took 7 pictures at lunch and 5 pictures at recess. If she randomly selects a pi
goblinko [34]
D.  5/12 is your answer
3 0
3 years ago
Find the range of the data set: 7, 12, 15, 4, 23, 15, 25, 9<br> A. 4<br> B. 9<br> C. 19<br> D. 21
UkoKoshka [18]

Answer: 21 is your range

hope this helps

Step-by-step explanation:

To find the range, subtract the smallest number in the set from the largest

4 0
2 years ago
Read 2 more answers
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