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Morgarella [4.7K]
3 years ago
6

Estimate the product of 3.9 and 4.6 using mental math. Explain the method you used

Mathematics
1 answer:
tiny-mole [99]3 years ago
3 0
The etimated answer would be 20. The method that I used is I rounded 3.9 to 4 and 4.6 to 5 and then I mutiplied. Hope I helped
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Some please help with this problem, I have tried multiple time but still couldn't get the right answer. :(
Tanzania [10]

Given data:

Total number of songs = 8

Rock songs = 3

Reggae songs = 2

Country songs = 3

Probability = Number of favorable outcomes / Total number of outcomes

To find:

When song is selected randomly to play first song and then second song from remaining ones ,

Probability when both the songs are from Reggae songs,

\begin{gathered} P\text{ =}\frac{2}{8}\times\frac{1}{7} \\ \text{   = }\frac{2}{56} \end{gathered}P=\frac{1}{28}

Thus , the probability is 1/28.

4 0
1 year ago
Define the opposite and the absolute value of 6
Archy [21]
Hello : 
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8 0
3 years ago
(-4x-2)+1/2(12x-22) simplify
Ierofanga [76]

Answer:

2x - 13

Step-by-step explanation:

Step  1  :

           1

Simplify   —

           2

Equation at the end of step  1  :

               1

 (-4x - 2) +  (— • (12x - 22))

               2

Step  2  : Pulling out like terms :

3.1     Pull out like factors :

  12x - 22  =   2 • (6x - 11)  

Step  3  :

Pulling out like terms :

3.1     Pull out like factors :

  12x - 22  =   2 • (6x - 11)  

Equation at the end of step  3  :

 (-4x - 2) +  (6x - 11)

6 0
3 years ago
Casey started a puzzle yesterday and completed 63 of the pieces. Today, he is
liq [111]

Answer:

4 pieces a minute

Step-by-step explanation:

115 minus 63 equals 52. 52 is what they did in 13 minutes so 52 divided by1 3 is 4 so 4.

7 0
3 years ago
If you ate 1/5 of the desert served at<br> dinner, what percent of the food did you<br> eat?
VARVARA [1.3K]
20% of food is eater. 1 divided by 5 is 0.2. You move the decimal 2 unites which would be 20.
5 0
3 years ago
Read 2 more answers
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