The ratio of zoya's age to nelya's age is 1:4. twenty years from now, nelya will be twice as old as zoya will be then. find their present ages.

Find the volume of a sphere with radius 4.3 inches.

Is 2,4,8,16, ...,64 am alternating sequence

Larry is telling his sister about using a ruler to measure length

Which of the following is the probability that a red marble will be selected from a bag containing 9 red marbles, 6 blue marbles, 7 green marbles, and 11 yellow marbles if one is selected randomly? 1) 21% 2) 40% 3) 27% 4) 33%

And international company has 23,500 employees in one country. If this represents 29.3% of the companies employees, how many employees does it have in total? Round your answer to the nearest whole number

The value of the expression 4 square root 81^3 is 9 27 350 1.4 2.3

What is the range of the data represented in the dot plot below? 2 3 0

Evaluate the square root of 24-x when x is 6

There are 36 quarters. How many whole ones is that

Which statement is true? 3.01 < 2.29% 2.297 < 2.289 2.289 > 3.01 2.289 < 2.297