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uranmaximum [27]
3 years ago
10

tinku is fond of collecting spiders and insects. He knows spiders have 8 legs and insects have 6 legs. he counted 36 legs. How m

any of each does he have in hi collection?
Mathematics
1 answer:
kvasek [131]3 years ago
7 0
Let, number of spiders = x
number of insects = y

6x + 8y = 36

remember, legs can't be in fraction or decimal.

So, only (3, 2) fits with that.

So, there are 3 spiders & 2 insects in his collection.

Hope this helps!
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The first hexagon is dilated to form the second hexagon. Select answers from the drop-down menus to correctly complete the state
shusha [124]

Answer: The scale factor is 1.3  .

Step-by-step explanation:

Given: The first hexagon is dilated to form the second hexagon.

The side length of first hexagon=5 units.

The side-length of second hexagon= 6.25 units

When a shape having measure x is dilated by using a scalar factor of k, then the side measure (y) of the image is given by:-

y=kx

Substitute, y=6.5 and x=5  to find the value of k we get

6.5=5k\\\Rightarrow\ k=\frac{6.5}{5}=1.3

Hence, the scale factor is 1.3

3 0
3 years ago
The graph of the function P(x) = −0.74^2 + 22x + 75 is shown. The function models the profits, P, in thousands of dollars for a
Juliette [100K]

Answer: 5.6 ≤ x ≤ 24.13.

Step-by-step explanation:

Given, The graph of the functionP(x) = -0.74^2 + 22x + 75 . The function models the profits, P, in thousands of dollars for a tech company to manufacture a calculator, where x is the number of calculators produced, in thousands.

In graph , On axis → number of calculators produced

On y-axis →  profit made in thousands of dollars.

From the graph, the curve goes for y > 175 from x = 5.6 to x= 24.13 ( approx)

So, the reasonable constraints for the model 5.6 ≤ x ≤ 24.13.

So, If the company wants to keep its profits at or above $175,000, reasonable constraints for the model 5.6 ≤ x ≤ 24.13.

6 0
4 years ago
A shop tech earns a base pay of ​$19.68 per​ hour, plus​ "time-and-a-half" for overtime​ (time exceeding 40​ hours). If he works
lapo4ka [179]

9514 1404 393

Answer:

  $890.52

Step-by-step explanation:

The pay for each hour of overtime is ...

  1.5 × $19.68 = $29.52

The tech worked 40 hours at $19.68 per hour, plus an additional 3.5 hours at $29.52 per hour. His gross pay is ...

  40 × $19.68 +3.5 × 29.52

  = $787.20 +103.32 = $890.52

His gross pay for the week is $890.52.

8 0
3 years ago
Can u plz add these together.
Rainbow [258]

Answer:

1. -3    

2. 7      

3. -2        

4. 3

Step-by-step explanation:

1.      idk

2.     3.2 move 3b over to get 3.2-3b-4.7=-3.3 move 4.7 over to get

3.2b-3b=4.7-3.3 now 3.2b-3b=.2b and 4.7-3.3=1.4  .2b/.2=b   1.4/.2=7 so b=7

3.     4.6y-y+4=y-1.2 now switch the 4 and the y to read 4.6y-2y=-4-1.2

2.6y=-5.2 divide both sides by 2.6 to get y=-2

4.      7.5c-2.5c+8=-7 move 8 to other side to get 7.5c-2.5c=-8-7

5c=-15 divide both sides by 5 getting c=3

5 0
3 years ago
I need help ASAP!!
steposvetlana [31]
 Best Answer:<span>  </span><span>A. Mode 
B. Median 
C. Mean 

the other two are not measures of central tendency. 
Data: 
4+9/12, 5+3/12, 5+4/12,5+7/12,5+3/12, 5+9/12,6+0/12, 5+4/12,6+0/12, 6+1/12,5+7/12, 5+5/12, 4+5/12 

4.4167, 4.75, 5.25{2}, 5.3333{2}, 5.4167, 5.5833{2}, 5.75, 6{2}, 6.0833 

n= 13; Σx= 70.75; Σx²= 387.8403; Σx³= 2140.408; Σx^4= 11886.2257 
σ= 0.4638; σn-1= 0.4828; Variance=σ²= 0.2152; (σn-1)²= 0.2331 
Mean(μ)= 5.4423; range= 1.6667; mid-range= 5.25; median= 5.4167; No Mode Probably right skewed. 
Five number summary: Q0= 4.4167, Q1= 5.25, Q2= 5.4167, Q3= 5.875, Q4= 6.0833, IQR= 4.875</span>
8 0
4 years ago
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