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Tom [10]
2 years ago
13

In a grocery store, a P250.000 case of soft drinks is labelled, "get a 20% discount" what is the discount? what is the price of

the case of soft drinks?
with solution​
Mathematics
1 answer:
Stella [2.4K]2 years ago
7 0
100%-20%=80%
discount:250*20%=50
price of soft drinks:250*80%=200
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In an examination it is required to get 40% of the aggregate marks to pass. A student gets 261 marks and is declared failed by 4
svetoff [14.1K]
The solution to the problem is as follows:

<span>→x− 4% (x) = 261</span>
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→x − <span><span>4x/</span>100 </span>= 261

</span></span>I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!
4 0
3 years ago
Solve without a calculator log_4(20)-log_4(45)+log_4(144)
AfilCa [17]
Log₄20-log₄ 45+log₄144=
log₄(20/45)+log₄144=                        (log_a b- log_a c=log_a  (b/c) )
log₄[(20*144)/45]=                             (log_a b +log_a c=log_a (b*c) )
log₄(2880/45)=
log₄(64)=n     ⇔      4^n=64                (log_a x=n   ⇔ a^n=x)

4^n=4³      ⇒n=3                                 (64=4*4*4=4³)

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5 0
3 years ago
Pls helppp it's due after 30 min
Sergio [31]

Step-by-step explanation:

<h3>• C. P = Cost Price.. , S. P (Sell Price) , </h3>

<h3>→ C.P = 100×S.P/100+Profit (when profit) </h3>

<h3>(a) C.P = 100 × 55/100 + 10 = 5500/110 </h3>

<h2> C.P » $ 50</h2><h3 /><h3 /><h3>(b) C.P = 100 × 558/100+24 = 55800/124 </h3>

<h2> C.P » $ 450</h2><h3 /><h3 /><h3 /><h3 /><h3 /><h3>→ C. P = 100 × S.P/100 - loss (when loss) </h3>

<h3> (c) C. P = 100 × 680 / 100 - 15 = 68000/85</h3>

<h2> C. P » $ 800</h2>

<h3>(d) C. P = 100 × 11.78 / 100 - 5 = 1178/95 </h3>

<h2> C. P » $ 12.4</h2>
4 0
2 years ago
How can the quotient of powers law be used to show that a negative exponent is equivalent to the reciprocal
Kay [80]

Answer:Thus,  (-3)-4 = 1/(-3)4.

Step-by-step explanation:

Negative exponents have the following property:   n-m = 1/nm   OR   1/n-m = nm

So for  (-3)-4 ,  n= -3 and -m= -4 (or m= 4).

Thus,  (-3)-4 = 1/(-3)4.

8 0
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Solve the equation for the indicated variable<br> x - 3y for y
Colt1911 [192]

Answer:y=x/3

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x-3y=0

or,x=3y

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