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Vlada [557]
3 years ago
7

A telephone call costs $1.50 for the first three minutes, and 20 cents for each additional minute. What is the cost of a nine-mi

nute call, in dollars?​
Mathematics
1 answer:
Ad libitum [116K]3 years ago
5 0

Answer:1.50+.20(6)=

1.50+1.20=$2.70

Step-by-step explanation:

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Which expression shows how to multiply 5x381 by using place value and exxpanded form?
Dovator [93]
<span><span>1.       </span>We have the given number = 5 x 381
Let’s show how to multiply this given equation using its expanded form and place value
=> 5 x 381
since we’re multiplying, we will start with the ones value which is 1
=> 5 x 1 = 5
Second is on the tens value
=> 5 x 80 = 400
Third is the hundreds value
=> 5 x 300 = 1 500
Now, we already have the answer to each values. Add
=> 1 500 + 400 + 5
=> 1 905</span>



5 0
2 years ago
A town planner is interested in getting some demographic data about the households in the city. The city has four wards with the
UkoKoshka [18]

Answer:

15

Step-by-step explanation:

Population size= 2107+903+1505+1499

                        = 6014

Calculating the sample of ward B by using the stratified random sampling formula:

Stratified Random Sample, np= ( Np / N ) * n

where

np= pth stratum  sample size

Np= pth stratum  population size

N = population  size

n = sample size

Stratified Sample (ward B) = 100 / 6014 * 903 = 15 !

4 0
3 years ago
C.) 4. Solve the system of equations
raketka [301]
You can set them equal to each other so -3x+4=4x-10 and then you add 3x and 10 on both sides and get7x=14 and then divided both sides by 7 and get x = 2 and check by plugging in and you get -2 for y on both so solution is x=2
7 0
2 years ago
600 x 800...................................
Mashcka [7]
First do 6×8=48, then just add the 0's to the end to get 480,000
6 0
3 years ago
Read 2 more answers
What is the area of this tile?<br> HELPP PLEASEEE
aliina [53]

12? im not sure

i think u need to multiply 6 and 2 to get your answer.

8 0
2 years ago
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