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Serggg [28]
3 years ago
6

The shinkansen, the fastest train in japan, traceled 75 kilometers in 2.5 hours. What was its speed in kilometers per hour?

Mathematics
1 answer:
BigorU [14]3 years ago
6 0

Your answer is 30 kilometers per hour!


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What is the volume of a container measured in liquid units
saveliy_v [14]

Step-by-step explanation:

liters

The capacity of a container is the volume of a container measured in liquid units. Cups, pints, quarts, and gallons are customary units of measurement. Two metric units of capacity are milliliters and liters. A milliliter is equal to about 20 drops from an eyedropper.

3 0
3 years ago
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Suppose that the mean score of a class of 32 students was 74. the 19 male students in the class had a mean score of 70. what was
andrew-mc [135]
Mean = sum of values / number of values
74 = x/32
2368 = x

70 = y/19
1330 = y

mean for female students = (2368 - 1330)/(32-19) = 79.85
5 0
3 years ago
In a video store, a DVD that sells for $15 is marked "10% off." What is the discount? What is the sale price of the DVD?
Margarita [4]

Answer:

it will be 1.50$ off as the discount so sold for 13.50 is the sale price

8 0
3 years ago
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You spinner that has 12 equal sides sections number 1 through 12 find each probability probability three or four
grigory [225]

Answer:

1 in 12 chance of landing on 3

1 in 12 chance of landing on 4

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Step-by-step explanation:

12 equal sections means probability is 1 in 12 of landing on any one numbered section.

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4 0
3 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
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