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Fudgin [204]
2 years ago
10

Which is not a true proportion?

Mathematics
2 answers:
dusya [7]2 years ago
5 0

Answer:

C

Step-by-step explanation:

Andrews [41]2 years ago
4 0

Answer: The answer is C

Step-by-step explanation:

If you look at the other ratios you can see a common pattern.

The top and the bottom have been multiplied by the same number.

Example: 1/2 and 7/14. Both 1 and 2 were multiplied by seven to make a true proportion.

So answer C was the only one that wasn’t multiplied by the same number.

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On two investments totaling $11,500, Peter lost 3% on one and earned 4% on the other. If his net annual receipts were $⁢201, how
BlackZzzverrR [31]
Total amount of money invested - $11500
X +Y = $11500. ----------(1)
Total yearly interest for thetwo a/c is - $201
-0.03X + 0.04Y = $201
Form (1)
X = 11500 - Y
Substitute for X
-0.03(11500 - Y) + 0.04 Y = $201
-345 + 0.03Y + 0.04Y =201
0.07Y = 546
Y = 7800 at 4 %
Calculate X
X = 11500 - Y
= 11500 - 7800
=3700 at - 3%
Check
-0.03×3700 + 0.04 × 7800 = $201
-111 + 312 = $201
$201 = $201
6 0
3 years ago
Find a number in the sequence<br><br> 1) 100, 400, 610, ?, 652<br><br> 2) 342, 128, ?, 26
dsp73

Answer:

1.  460

2.  216

Step-by-step explanation:

1.

From the series ,

100 , 400 , 610 , ? , 652

Writing the the digits in the revere order , i.e

001 , 004 , 016 , ? , 256

Now,

Now , getting the number in the form of the multiple of 4 as -

1  ,   1 * 4 = 4  ,   4 * 4 = 16 ,  ?  , 64 * 4 = 4  

Hence , the value for ?  =  16 * 4 =  64 .

Again , reversing 64 to get the missing number of the series -

460 .

Hence ,

The value for ? is 460 .

2.

From the series ,

342 , 128 , ? , 26

Now, multiplying the first digit with the second digit and merging it to the product of the second and third digit -

3 * 4 and  4 * 2 , 1 * 2 and 2 * 8 , ?

128 , 216 , ?

Hence ,

The value for question mark = 1 * 2 and  1 * 6 = 216

Hence ,

The value for ? is 216 .

4 0
3 years ago
A soccer tournament starts out with 128 teams after each round half of the teams are eliminated after 6 rounds how many are left
victus00 [196]
128/2^x x being the number of rounds.
128/2^6
128/64
2
2 teams are left at the 6th round.
8 0
3 years ago
Read 2 more answers
Please help heres some points!<br>​
Shkiper50 [21]

Answer:

tooth A

Step-by-step explanation:

0.23 = 0.230

0.230 > 0.195

3 0
2 years ago
Read 2 more answers
I NEED HELP WITH BOTH I WILL MARK THE BRAINIEST
Dennis_Churaev [7]
First pic: x=27
second pic: x=15
5 0
2 years ago
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