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amm1812
3 years ago
9

Twelve people ordered calculators. The least expensive was $5.95 and the most expensive was $12.95. Half ordered a $9.95 calcula

tor. Select the best estimate of the amount spent on calculators.(1 point)
$125

$90

$160

$140
Mathematics
1 answer:
hichkok12 [17]3 years ago
4 0

Answer:

Round up all costs

Least expensive: $6

Most expensive: $13

Half (half of 12 people is 6) ordered $10 calculators so 6x10=$60

Other half

(6+13)/2= $9.5 round up to $10 so 6x10=$60

$60 + 60=$120 best estimate $125

Step-by-step explanation:

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In the pediatric unit of a hospital has 165 beds how many are there if each room holds 3 beds
andrew-mc [135]

Answer:

There are 55 rooms

Step-by-step explanation:

There are 165 beds in the hospital. Each room contains 3 beds. In order to find the number of beds per room, take the total number of beds and divide it by the number of rooms in each bed. 165/3=55. There are 55 rooms in the hospital, all containing 3 beds.

Hope this helps!

8 0
3 years ago
5n + 34 = -2 ( 1 - 7n)<br>this is due by midnight.<br><br>NO LINKS PLEASE!
kodGreya [7K]

Answer :

n = 4

Step-by-step explanation:

5n + 34 = -2(1-7n)

first distribute

5n + 34 = -2(1) -2(-7n)

5n + 34 = -2+14n

-5n

+2

then get all of n to the same side

36 = 9n

isolate the variable

36/9 = 9n/9

4 = n

7 0
3 years ago
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Which property is used in the following equation:
Angelina_Jolie [31]
Distributive property
3 0
3 years ago
Need t in degrees not just solve for t
Inessa [10]

An exterior angle is equal to the sum of the two opposite inside angles.

T + 31 = t + t-29

Simplify:

T + 31 = 2t -29

Add 29 to both sides:

T + 60 = 2t

Subtract 1t from both sides:

T = 60

8 0
4 years ago
The spinner below is divided into 5 equal sections. What is the probability of landing on a red or green section?
Artyom0805 [142]

Fraction: 2/5

Percentage: 40%

Decimal: 0.4

6 0
3 years ago
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