There are 25 donkeys and chickens on a farm. There are a total of 78 legs. How many donkeys are there?

Jesse rode his bike for 2 hours at a constant rate. During the first 1.5 hours, he rode 15 miles. How many miles did jesse ride his bike during the last half hour? (enter an exact number.)

What is - 4/7 (-4/5) (-7/3) And show your work

Sandy had 161 dollars to spend on 9 books. After buying them she had 17 dollars. How much did each book cost

Alec is trying to find the surface area of a shoe box. What unit of measure will he use?

Nick visits a specialty cheese stire where he finds brie for $12.99 per pound He remembers that at grocery store he can buy a 56-ounce) 3pouns) weel for the same cheese for $19.90. If Nick wants a total of pounds of brie.

Find the value of sin (x+y) if sin x = 4/5 and cos y - 5/13, both x and y are in quadrant II.

Which of the following is the equation of a vertical line a. x=3 b. y=-x c. y=3 d. y=x

500 is reduced by 70%, what remains

Currently, there are 160 deer on Manitow Island. The population of deer is growing by approximately 20% per year.

What value of x is in the solution set of 8x - 6 > 12 2x? a.-1 b. 0 c. 3 d. 5