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Mrac [35]
3 years ago
12

Please help me on 15ab!! will mark brainliest

Mathematics
1 answer:
forsale [732]3 years ago
6 0

15a) 1.2 x 10^6

15b) 1.2 x 10^-4

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Jose, baulus, and George are having a disagreement over interest rates. Jose says that 6 3/4% can be expressed as 6.75%. George
otez555 [7]

Answer:

Jose and George are correct

Baulus is incorrect

Step-by-step explanation:

Given

6\frac{3}{4}%

Required

Compare the above expression with

Jose: 6.75%.

George: 0.0675

Baulus: 0.0675%

<em>The expression </em>6\frac{3}{4}<em>% is given as a mixed fraction;</em>

In Jose's case, he simply converted it to decimal

Converting 6\frac{3}{4}% to decimal;

First, we need to convert to improper fraction

6\frac{3}{4}% in improper fraction is \frac{27}{4}%

Then, we divide the numerator by the denominator

\frac{27}{4}% = 6.75%.

Hence, Jose is correct

In George's case, he solved further by removing the % from Jose's answer.

% means divided by 100; In other words, x% means that we divide x by 100

So, 6.75% means we divide 6.75 by 100

\frac{6.75}{100} = 0.0675

Hence, George is also correct

But same can't be said of Baulus;

Baulus converted 6\frac{3}{4}% as 0.0675%

This means that he converted 6\frac{3}{4} as 0.0675 then he appended it with the percentage sign (%)

Since 6\frac{3}{4} is not equal to 0.0675, then we can conclude that Baulus is incorrect

8 0
4 years ago
Find the missing side
LiRa [457]

Answer:

-2.44

Step-by-step explanation:

Is a right angle triangle

We apply SOHCAHTOA

SOH is sin=Opposite divided by Hypotenuse

CAH is cos=Adjacent divided by Hypotenuse

TOA is tan=Opposite divided by Adjacent

so in this case,cos is the right thing to use

Therefore,x=adjacent

15=Hypotenuse

angle=52°

Cos(52)=x÷15

making x the subject,

x=15cos(52)

x= -2.44

3 0
3 years ago
Lorenzo has a checkbook balance of $118.00. He writes two checks, one for $9.00 and one for $84.25. He then deposits $95.00. Fin
natka813 [3]
Hey there!!
So lets do something I like to call "The Process of Elimination".

D is not correct because 118 -95 is not true! Lorenzo DEPOSITED 95.00 which means he added that amount to his balance and not took it away.

B is incorrect because there is no need to divide , here we are simply either taking away money from his current balance or ,we are adding.

C would be incorrect as well, because recall how i said that 95.00 dollars were "deposited" so he would add 95 , and not take it away.

That leaves us with A . Yay.....but wait, not so fast!
Lets double check shall we?

so he had 118,correct? he wrote a check for 9 dollars and 84.25. Keep in mind, that when someone writes a check, there taking money away from there account, which means subtract 9 and 84.25 from 118. 
And then , lets not forget that 95 he deposited.
Deposit means add.

So yes! A is the correct answer!

Hope my explanation helped :)


4 0
4 years ago
Read 2 more answers
Please help.. will mark brainlyiest
irina1246 [14]

Answer:

B. Dog 1's position is Dog 2's position reflected across the x-axis; only the signs of the y-coordinates of Dog 1 and Dog 2 are different.

Step-by-step explanation:

First it is reflected on the x-axis because it is above and below. if its was the y-axis (which it is not) it would be side to side, if that makes sense.

Secondly the x values are the same, they are both -6. So, the y values are the ones that are different.

5 0
3 years ago
4^3 · 4-^6 Simplified<br><br> A) 4-3 <br> B) 4-9 <br> C) 4-18 <br> D) 43
Triss [41]

4^3 · 4-^6

= 4^(3 + (-6))

= 4^-3

Answer

A) 4^-3

8 0
3 years ago
Read 2 more answers
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