Which size random sample is likely to provide the most trustworthy results?

a) 50

b) 20

c) 10

d) There is no difference

The age of a woman is 4 times the age of her daughter. 5 yrs hence, the age of the woman will be 3 times the age of her daughter. Find the present age of the daughter in yrs.

Find the amount at 6% simple interest of rs 1200 due in month

4. 7G4 - M Kylie used wire fencing to form a border around a circular region in her back yard. If the diameter of the circular region was 5 yards, what was the total length of the border, rounded to the nearest tenth of a yard? a. 15.7 b. 31.4 C. 78.

An object is sold for $2 but is on sale for 40% off. What is the final price?

What is 2x+3x-4? .

Suppose that the function u and w are defined as follows. u (x) = - x - 2 w (x) = 2 x^2 Find the following. (u o w) (4) = __ (w o u) (4) = __ I really have no idea what this is

Is - 41 a whole number

Peter decided that the total cost for a $24.55 pair of jeans and a $12.25 shirt was $26.80 was Peter answer reasonable? Explain why or why not

What is the definition of perpendicular lines? A. lines that intersect at right angles B. lines that intersect at straight angles C. lines in the same plane that do not intersect D. lines in different planes that do not intersect

If a car can go 33 miles on a gallon of gas, how much gas will it use for 198 miles?