What is the greatest common factor of 21 40

The Clark family has a hallway that perimeter is 10and4/10 then they add that shortens the length of hallway what is the new perimeter? A. 3 3/10 B. 6 6/10 C. 9 2/10 D. 9 8/10

Given the function g (x) = x^2+6x+4. Find the minimum value of the g (x)

How many true solutions does the equation sin x=cos x-1 have over the interval 0 is less than equal to x is less than equal to 2 pi a. 1 b. 2 c. 3 d. 4

Sixty percent of the books at a library are non-fiction. The library has about 15000 books. How many of the library's books are non-fiction? Write a proportion to represent the situation

In a class of 27 students, 10 students play hockey, 14 students play football and the rest play soccer. what is the probability that a student that plays football is chosen?

Approximately 0.02% of North Atlantic lobsters are one vibrant color out of 5000 with the wind the clock stars how many would you expect to be blue in color

Heather works as a waitress at her family's restaurant. She works 2 hours every morning during the breakfast shift and returns to work each evening for the dinner shift. In the last four days, she worked 28 hours.

A bag contains different colored candies. There are 50 candies in the bag, 28 are red, 10 are blue, 8 are green and 4 are yellow. What is the probability of choosing five pieces of candy and getting 3 blue and 2 green?

Write the expression of 4X + 8 as the product of four and another factor

what would (2, 3), (4, 3), and (5, 2) look like if it was reflected over the x-axis