In a survey of 400 students, 80% said they had math homework every night. Of these, 40% had writing homework every night. How many students had both math and writing every night?

A. 50

B. 128

C. 160

D. 320

There's 2rows of 8 chairs how chairs are set up use the distributive property solve

Express 6.13 as a mixed number.

What is the base two representation of the number 129? A. 10000100∨2 B. 10000010∨2 C. 10000001∨2 D. 11000000∨2

For the equation 3x - 5y = - 3, what is the value of y when xis 1? o 0 0 0 0

Of the 3000 drinks sold last week, Amy sold 450, what percentage did Amy sell

A fish-tank has a length of 45 centimeters, a width of 25 centimeter and a depth of 10 centimeter. Find the volume of the fish-tank, 10250 cm3 11250 cm3 10250 ft3 11250 ft3

Last fall Zeke planted six bulbs in the ground, which in the spring would grow into 2 yellow flowers, 2 purple flowers, and 2 red flowers. What is the probability that the first two flowers that come up in the spring are 2 yellow flowers?

2. What can be used to describe the function graphed? y=3x+2

A factory can produce two products, x and y, with a profit approximated by P = 14x + 22y - 900. The production of y can exceed x by no more than 100 units. Moreover, production levels are limited by the formula x + 2y ≤ 1,400.

What is the greatest common factor between 8x and 40?