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MA_775_DIABLO [31]
3 years ago
10

Sherlock Holmes was sitting comfortably on an armchair on a snowy day. Dr. Watson was sitting beside him reading a book near the

fireplace. Suddenly Holmes said to Watson,” I am having a little brainteaser for you”. Then Holmes scribbles something in a piece of paper and give it to Watson. The note is: 217: 335 896: 543 345: ?
Mathematics
1 answer:
ladessa [460]3 years ago
8 0
The riddle given by Dr. Watson to Sherlock Holmes is:

217 is to 335
896 is to 543
345 is to ____

We need to find the missing number of the third pair of the riddle. This is a ratio and proportion problem.

217/ 335 = 896/ 543 = 345 / x

The value of x is 209. 
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A rectangle is 2 meters wide and 6 times as long as it is wide. Find the area and perimeter
Anna [14]

<u>PERIMETER</u>

Answer:

Answer is 28 m

Step-by-step explanation:

Breadth= 2m

Length= 2X6m

= 12m

Perimeter of a rectangle = 2X (Length+ Breadth)

= 2X (2+12)

= 2X14

= 28m

<u>AREA</u>

Answer:

Answer is 24 m

Explanation:

Length= 12

Breadth= 2

Area of a rectangle= Length X Breadth

= 12X2

= 24 sq. m

Hope it helps ;)

Please mark as brainliest!

4 0
2 years ago
Find the product.<br><br> a^4(3a ^2 - 2a + 1)
Vikki [24]

<span>                   a⁴(3a² - 2a + 1)

We just have to multiply each term inside the parentheses by  a⁴  .

           a⁴</span><span>(3a²        )  =  3a⁶
 
           a⁴</span><span>(    - 2a    )  =  -2a⁵
 
           a⁴</span><span>(            1)  =  a⁴

Now, just addum up :      3a⁶ - 2a⁵ + a⁴</span>


7 0
3 years ago
Write In Figures :
BartSMP [9]

pls mark as brainlist

Step-by-step explanation:

1)70,108,262

2)5,319,602

6 0
3 years ago
Read 2 more answers
PLEASE HELP ME I BEG YOU!!
ivann1987 [24]

1) false

2)true

3)-1.346

<span>4)<span><span>x=−5</span><span>x=-5</span></span></span>

<span>5)<span>x=3</span></span>

<span>6)x =~ 3.91 </span>

<span>7) x = 162.69 </span>

<span>hope I helped :)</span>

7)

6 0
3 years ago
Read 2 more answers
If 25% of a number is 12, what is 75% of that number?
snow_tiger [21]

Answer:

36

Step-by-step explanation:

\frac{0.25}{0.75} =\frac{12}{x} \\

0.75 *12=9

\frac{9}{0.25} =36

8 0
3 years ago
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