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saw5 [17]
3 years ago
8

52% of ______ days is 13 days.

Mathematics
1 answer:
abruzzese [7]3 years ago
8 0
'of' in mathematics means multiplication
'is' in mathematics means equal

52% * x = 13

52/100 * x = 13

0.52x = 13

x = 13/0.52

x = 25

52% of 25 days is 13 days.

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Difference between the smallest term in the data set and the largest term in the data set
tamaranim1 [39]

Range definition:

The difference between the smallest term and the largest term in the data set is called the range.

Answer: Range

6 0
3 years ago
#20 please help me with this Austin’s and an explanation please
s344n2d4d5 [400]

Answer:

10 2/15 hours

Step-by-step explanation:

If we have a candle that is 11 2/5 inches tall

It burns 1 1/8 inches per hour.  We need to divide to see how long the candle will last

11 2/5 ÷ 1 1/8

I will convert the mixed numbers to improper fractions

11 2/5 = (5*11+2)/5 = 57/5

1 1/8 = (8*1+1)/8 = 9/8

57/5 ÷ 9/8

Copy dot flip

57/5 * 8/9

456/45

Now we change it back to a mixed number

45 goes into 456  10 times with 6 left over

10 6/45

This simplifies to 10 2/15

6 0
3 years ago
Graph 3x + y = -2 <br><br><br><br><br> .................................................
nikdorinn [45]

9514 1404 393

Answer:

  see attached

Step-by-step explanation:

A graphing calculator does this very nicely.

__

The intercepts can be found by setting the other variable to zero and dividing by the coefficient of the variable of interest. This tells you the x-intercept is -2/3, and the y-intercept is -2/1 = -2. The y-intercept is conveniently on a grid point. To find other grid points on the line, it is convenient to choose integer values for x, then solve for y.

  y = -3x -2

Positive values for y will require negative values of x.

7 0
2 years ago
The |6f|= -2 I don't understand what to do
aleksandr82 [10.1K]
First you are going to solve for f. 

6f = -2 

you must get f alone so you divide both sides of the equation by 6 which becomes ....


f = -3


now you add the absolute value sign to -3. absolute value is how far away your answer is from 0. -3 is 3 away from zero so f = 3


8 0
3 years ago
I need help with this geometry
Igoryamba

Answer:

70.4 meters

Step-by-step explanation:

A to B: 40²+10²=c² = 1600+100=c² = 1700=c² = c=√1700 = 41.23

B to C: 25²+15²=c² = 625+225=c² = 850=c² = c=√850 = 29.15

41.23+29.15=70.38

7 0
3 years ago
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