jenljknetljnhjdcuh jenljknetljnhjdcuh
  • 21-03-2017
  • Mathematics
contestada

There are 1,400 students in a school. A random sample of 50 students contains 7 students with birthdays in March. About how many students in the school have birthdays in March?

Respuesta :

Deeedee3 Deeedee3
  • 21-03-2017
Does it say 7% students or just 7 students?
Answer Link
Аноним Аноним
  • 21-03-2017
50 students contains 7 students with birthdays in March
1,400 students ..........? students 
with birthdays in March

1,400 x 7 / 50 = 196 

answer: 196 students in the school have birthdays in March
Answer Link

Otras preguntas

Which of the following equations is equivalent to y = 2/3x + 1/4? A) y = 8x + 3 B) 12y = 2x + 1 C) 12y = 8x + 3
The United States was drawn into world war 1 because of Germany’s invasion of Belgium the sinking of the and the Zimmermann
Find the solution of y = 6x +1 for x= 5
For the following data set, calculate the percentage of data points that fall within one standard deviation of the mean, and compare the result to the expected
Bertha has 6 marbles, and Sheniqwa has 9 marbles. What is the difference between the amount of marbles Bertha has and the amount that Sheniqwa has?
need help on 8 9 and 10
Which event led to the siege of Yorktown
How are pathogens recognized by the body? A__________
A candy distributor needs to mix a 10% fat-content chocolate with a 40% fat-content chocolate to create 100 kilograms of a 28% fat-content chocolate. How many k
given the following equation, find the x value if f(x) = -4. f(x) = 5×+11