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Iteru [2.4K]
3 years ago
6

3. Complete the equivalent ways of describing the portion of the race that the

Mathematics
1 answer:
Scilla [17]3 years ago
4 0

Answer:

(a). \frac{33}{40} ; (b). <em>33 to 40 </em>

Step-by-step explanation:

Use "magic fraction" \frac{Part}{Whole}

<em>(a).</em> Distance covered by runner is 33 yards

Whole distance is 40 yards

The portion of the race that the runner has completed is

\frac{33}{40}

<em>(b).</em> The portion of the race that the runner has completed is <em>33 to 40</em>

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I need the answer for this please
Serga [27]
You would do

3(1p) =3p-n+4

and then add a 1 to the n

3p-1n+4
add 1n+4

3p-5n

hope this helps! tysm
4 0
4 years ago
NEED THIS ASAP!!!!!!!!!!!!!
Bond [772]
<h3>Answer:</h3>
  • Calvin: incorrect, sign error
  • Greg: incorrect, has no relationship to the given expression
  • Ruben: incorrect, sign error
  • Equivalent expresssion: 7 92(4x -11)
<h3>Explanation:</h3>

The two terms on the right, -8x and +22, have even coefficients, so a factor of 2 can be factored out. If we do that, then these two terms become ...

... 2(-8x/2 +22/2) = 2(-4x +11)

We could, instead, factor out -2 so the x-coefficient inside parentheses is positive:

... -2(-8x/-2 +22/-2) = -2(4x -11)

Note that the signs of the two terms inside parentheses are different no matter which way we do it.

<u>Equivalent expressions</u>

Calvin could have written: 7 -2(4x -11)

Ruben could have written: 7 +2(-4x +11)

Greg could have written: 8(2 -x) -1. He would have rearranged the expression to 16 -8x -1 before doing so.

3 0
3 years ago
Read 2 more answers
By rounding each number to 1 significant figure estimate the answers to:<br> 39x52divided by 3.8x4.9
mestny [16]
(39x52=2028) (3.8x62=18.62) 2028 divided by 18.62 equals (108.915145) 108.91
6 0
3 years ago
A teacher decides to purchase a new car and considers two options. Option one is the new Zoomba for $60,000 with an expected dep
Lady bird [3.3K]

The teacher chose option 2, the Starfish and it was valued at $35,200 after two months.

Step-by-step explanation:

Step 1; The Zoomba is priced at $60,000 and has an expected depreciation of 2% per month. So the annual depreciation is 12 months * 2% per month = 24% per year. The teacher plans to keep either car for two years do total depreciation is 2 years * 24% depreciation per year = 48 % in two years.

Value of car after two years = Buying price - Depreciation amount

= $60,000 - 48% of $60,000 = $60,000 - 0.48*$60,000 = $31,200

The car will be valued at $31,200 after two years. To determine how much value it has retained we divide the value in two years to the current value i.e $31,200 divided by $60,000 which equals 0.52 (52% of initial price)

Step 2; The Starfish is priced at $40,00 and will depreciate $200 every month. For a year it will depreciate 12 months * $200 per month = $2,400 a year. So for a total of two years a depreciaition of $4,800.

Value of car after two years = Buying price - Depreciation amount

= $40,000 - $4,800 = $35,200

The car will be valued at $35,200 after two years. To see the retained value we divide the depreciated value by the current value i.e. $35,200 divided by $40,000 which equals 0.88 (88% of the initial price)

Step 3; Of the two options, the Starfish retains more of its value over two years. So the teacher chose the Starfish over the Zoomba.

7 0
4 years ago
What is 0.36 expressed as a fraction in simplest form? Enter your answer in the box. Repeating 36
xxTIMURxx [149]

Answer: 9/25

Step-by-step explanation: .36 equals 36/100 in decimal form.

Reducing it into its simplest form:

Both numbers are divisible by 4-

36/100 = 9/25 - which is the simplest form.

6 0
3 years ago
Read 2 more answers
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