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Mariana [72]
4 years ago
13

Isaac made 4 stacks of wooden blocks. The first stack was 5 blocks tall. The second stack was 9 blocks taller than the first. Th

e third stack was 6 blocks shorter than the second stack, and the last stack was 7 blocks taller than the third stack. How many blocks did Isaac use in all?
Mathematics
2 answers:
Readme [11.4K]4 years ago
8 0

Answer:

11

Step-by-step explanation:

kotegsom [21]4 years ago
4 0

Answer: Isaac used 40 blocks in all.

Step-by-step explanation:

The first stack was 5 blocks tall. The second stack was 9 blocks taller than the first. This means that the number of blocks in the second stack is 5 + 9 = 14 blocks

The third stack was 6 blocks shorter than the second stack. This means that the number of blocks in the third stack is 13 - 6 = 7 blocks

The last stack was 7 blocks taller than the third stack. This means that the number of blocks in the last stack is 7 + 7 = 14 blocks

The total number of blocks that Isaac used would be

5 + 14 + 7 + 14 = 40 blocks

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If I get 100 dollars a week for four months how much will I have
Gre4nikov [31]

Answer:

1600 dollars

Step-by-step explanation:

Find out how much you earn a month

1 month = 4 weeks

1 month = 100 x 4 = 400 dollars

Now find out 4 months

4 months = 400 x 4 = 1600 dollars

4 0
3 years ago
Read 2 more answers
Calculer x si (x+1/2)^2= 4/9
-Dominant- [34]

Answer:

x=-\frac{7}{6}\\x=\frac{1}{6}

Step-by-step explanation:

The equation to solve is:

(x+\frac{1}{2})^2=\frac{4}{9}

To get rid of the "square", we need to take square root of both sides:

\sqrt{(x+\frac{1}{2})^2}=\sqrt{\frac{4}{9}}\\x+\frac{1}{2}=\frac{\sqrt{4}}{\sqrt{9}}

Then we use algebra to find the value(s) of x. Remember, when we take square root, we have to add up a "+-" (on the right side). Shown below:

x+\frac{1}{2}=+-\frac{\sqrt{4}}{\sqrt{9}}\\x+\frac{1}{2}=+-\frac{2}{3}\\x=\frac{2}{3}-\frac{1}{2}=\frac{1}{6}\\x=-\frac{2}{3}-\frac{1}{2}=-\frac{7}{6}

So these are 2 answers for x.

5 0
3 years ago
Identify the fractions labeled with the letters A and B on the scale.
romanna [79]
A is 1/8 and b is 5/8, hope this helps!
7 0
3 years ago
Write the number in 2 equivalent forms as a​ fraction, decimal, or percent.0.40
KIM [24]

Answer:

2/5 or 40%

Step-by-step explanation:

.40 is 40 hundredths or 40/100

40/100 can be reduced to 20/50 and reduced again to 10/25 and one more time to 2/5

Percentages are fractions out of 100 so 40/100 would be 40%.

5 0
3 years ago
Mathematics because I’m good at math
Reil [10]
Rate this comment for 5 stars pls
4 0
4 years ago
Read 2 more answers
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