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DanielleElmas [232]
3 years ago
13

Simplify. 1/3(1−1/4)^2 please

Mathematics
2 answers:
4vir4ik [10]3 years ago
5 0

Answer:

\huge \boxed{\frac{3 }{16}}

\rule[225]{225}{2}

Step-by-step explanation:

\displaystyle \frac{1}{3} (1-\frac{1}{4} )^2

Solving for brackets:

\displaystyle \frac{1}{3} (\frac{4}{4} -\frac{1}{4} )^2

\displaystyle \frac{1}{3} (\frac{3}{4} )^2

Squaring the fraction:

\displaystyle \frac{1}{3} (\frac{3^2 }{4^2 } )

\displaystyle \frac{1}{3} (\frac{9 }{16} )

Multiplying the fractions:

\displaystyle \frac{1 \times 9 }{3 \times 16}

\displaystyle \frac{9 }{48}

Simplifying the fraction:

\displaystyle \frac{3 }{16}

\rule[225]{225}{2}

Strike441 [17]3 years ago
4 0

Answer:

3/16

Step-by-step explanation:

1/3(1-1/4)^2

1/3(3/4)^2

1/3(9/16)

3/16

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If 4700 bricks each of size 25 cm x 16 cm x 10 cm are required to construct a wall
Rzqust [24]

Answer:

970 cm

Step-by-step explanation:

Given that:

Size of brick :

25cm × 16cm × 10cm

Number of bricks = 4700

Dimension of wall = 20 m long × 20 cm wide

Let the height = h

Hence, dimension of wall (length and height)

2000 cm × h

Dimension of window = 2m × 1.5m = 200cm × 150cm

Number of windows = 2

Total area covered by windows = 2 * (L * B)

= 2(200 * 150) = 60,000cm

Brick = (25 * 16) * 4700 = 1, 880, 000 cm ( length and height)

Wall = 2000 * height - 60,000 = 1880000

2000height - 60,000 = 1880000

2000height = 1880000 + 60,000

2000height = 1940000

Height = 1940000 / 2000

Height of wall = 970 cm

6 0
3 years ago
A room has a maximum capacity of 396 people. How many people are allowed in the room at anytime?
Volgvan
396 very simple math
4 0
2 years ago
Write 3.1405 x 10° in standard form
-BARSIC- [3]

Answer:

<em>3.1405</em>

Step-by-step explanation:

10^{0} = 1   ⇒ This is always the case

So,

3.1405 × 1 = 3.1405

3 0
3 years ago
Which is the more precise measurement? *
RSB [31]

Answer:

19.775

Step-by-step explanation:

I assume your asking which number goes the most in depth to find that look for the number that has the most decimal places

6 0
2 years ago
60 time what equals to 120
motikmotik

Easy 60×2=120 but another way you can find out is 120÷60=2

8 0
3 years ago
Read 2 more answers
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