Questions LLC
Login
or
Sign Up
Ask a New Question
Mathematics
Arithmetic
Mean and Average
The mean of four numbers is 21. If three of the numbers are 18, 23 and 12, than the fourth number is
1 answer
(18+23+12+x)/4 = 21
Now just find x
You can
ask a new question
or
answer this question
.
Related Questions
Which list shows an accurate hierarchy of numbers sets in the real number system from largest to smallest natural numbers whole
To which subset of real numbers does the following number belong?
square root of 7 A)rational numbers B)irrational numbers******
The triangular numbers are the numbers 1, 3, 6, 10, 15, . . .; the square numbers are the numbers
1, 4, 9, 16, 25, . . . The
Which statement is true about the relationships between the number sets?(1 point)
Responses Whole numbers include all natural
-5 Is A Member Of Which Subset Of Real Numbers.
a) natural numbers b) whole numbers c) intergers d) rational numbers e)
Drag the numbers to the boxes labeled Irrational numbers, Rational numbers, Integers, Whole numbers, and Natural numbers to
To which set(s) of numbers does the number sqrt -16 belong? Select all that apply.
real numbers complex numbers*** rational
list all numbers from the given set {-9,-4/5,0,0.25,/3,9.2,/100} that are a) whole numbers b) natural numbers c) intergers d)
Which statement is true about the relationships between the number sets?(1 point)
Not all natural numbers are real numbers. Whole
Question
The Venn diagram represents the relationship among whole numbers, rational numbers, irrational numbers, natural numbers,
