The numbers 1 to 100 are written on a whiteboard. Two players take turns in writing a plus sign
or a minus sign between any two numbers. After 99 plays if the final sum is even the first player
wins. Which player wins and why?

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?