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givi [52]
4 years ago
11

In fractions what is the answer to 3/4 x 21?

Mathematics
2 answers:
lianna [129]4 years ago
4 0
3/4 x 21 
=
3/4 x 21/1
=
63/4
klemol [59]4 years ago
3 0
Remember
(a/b) times (c/d)=(a times c)/(b times d)
so

3/4 times 21=
3/4 times 21/1=
(3 times 21)/(4 times 1)=
63/4
answer is 63/4
if yo want mixed fractions
63/4=40/4+20/4+3/4=10+5+3/4=15 and 3/4

answer is 63/4 or 15 and 3/4
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A 4% increase per annum increases the population by a multiple of 1.04.

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8 0
2 years ago
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nikitadnepr [17]
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3 years ago
Nina is buying peanuts in bulk. The peanuts cost $0.75 for each pound. She purchased 2.1 pounds of peanuts. How much will Nina p
Temka [501]

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1.58

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2 years ago
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Lelechka [254]

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5 0
3 years ago
What is the inverse of f(X) =9x-8
irina [24]
<span>f(x) = 9x-8
y = 9x-8
x = 9y-8
+8     +8
-----------
x+8 = 9y
-----    ----
  9        9
</span>x+8
----- <span> = y</span>
  9      
x+8
-----  = f^-1 (x) ← Answer
  9    
3 0
3 years ago
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