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irinina [24]
3 years ago
8

Estimate the quotient 6783÷8

Mathematics
2 answers:
cluponka [151]3 years ago
8 0
So, to estimate you round to an easy number to work with. In this case, we will round to the ten for the 8, which becomes 10. We will round to the nearest 1,000 for the 6,783, which will become 7,000. Now divide 7,000÷10, the quotient is 700.
enyata [817]3 years ago
3 0
1. Set up the long division.
 
  _______
8| 6 7 8 3

2. Calculate 67 ÷ 8, which is 8 with a remainder of 3.

       8
  ________
8| 6 7 8 3 
    6 4
   _______
       3

3. Bring down 8, so that 38 is large enough to be divided by 8.
      
        8
  ________
8| 6 7 8 3 
    6 4
   _______
    3 8

4. Calculate 38 ÷ 8, which is 4 with a remainder of 6.

        8 4
  ________
8| 6 7 8 3 
    6 4
   _______
      3 8
      3 2
_______
          6   3

5. Bring down 3, so that 63 is large enough to be divided by 8. 

       8 4
  ________
8| 6 7 8 3 
    6 4
   _______
      3 8
      3 2
_______
          6   3

6. Calculate 63 ÷ 8, which is 7 with a remainder of 7.


       8 4 7
  ________
8| 6 7 8 3 
    6 4
   _______
      3 8
      3 2
_______
          6 3
          5 6
__________
              7

7. Therefore, 6783 ÷ 8 = 847 with a remainder of 7.
   
847 with a remainder of 7

Fact ( Decimal Form: 847.875)
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notsponge [240]
The binomial distribution is given by, 
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They have asked to find the probability <span>of obtaining a score less than or equal to 12.
</span>∴ P(X≤12) = (^{100}C_{x})(0.2)^{x} (0.8)^{100-x}
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Evaluating each term and adding them you will get,
P(X≤12) = 0.02532833572
This is the required probability. 
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