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kotykmax [81]
3 years ago
10

Huong was going to sell all of her stamp

Mathematics
1 answer:
lesya [120]3 years ago
6 0

Answer:

dddddddddd    sgrhtrdfvrtgt

Step-by-step explanation:

8v45-843 -vn54tc54oiyt8 57t85t-25 8t53098

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PLEASE SOLVE THESE QUESTIONS WITH EXPLANATION
Harrizon [31]

Answer:

1) 194

2) 480

3) 144

4) 2m > 84 $

4m > 168 $

10m> 420 $

13m> 546$

Step-by-step explanation:

1) 582 in 30 mins ... so in third the time 582÷3 = 194

2)120 tools in 5 hours , so 120 ÷ 5 = 24 tools per hour > so 24 × 20 = 480

3) 1kg is for 18$ ... so 8kg will be 8 × 18 = 144

4) 5meters cost 210$ , one meter costs 210÷5 =42

now multiply , 2×42 = 84 , 4×42 = 168 , 10×42= 420 , 13×42 = 546

sorry the last question isn't showing for me , i can't see it

8 0
3 years ago
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What is the difference between (-15) and (+20)?
Lapatulllka [165]

Answer:

-35

Step-by-step explanation:

-15 -20

= -35

But if you want the positive difference, it would be 35

6 0
3 years ago
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What is 254 divided by 40
Zigmanuir [339]
The answer is 6.35. Because you put in 254 / 40 and it says 6.35.

8 0
3 years ago
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Solve for x . x + 30 divided by 11 equals 1
Mnenie [13.5K]
What you are asking is x + 30 ÷ 11 = 1

x + 30 ÷ 11 = 1
Simplify
x + 30/11 = 1

Subtract 30/11 from each side
x + 30/11 - 30/11 = 1 - 30/11
x = -19/11
3 0
3 years ago
Solve this equation by factoring<br><br> b^2+5b-35=3b<br> (b^2 means b to the second power)
Kazeer [188]
<span>b^2+5b-35=3b</span>              b= 5, -7
5 0
3 years ago
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