Rachel's recipe calls for 2/5 cups of sugar for every 2 cups of lemonade. She only wants to make 1 cup of lemonade, so she puts in 3/5 cups of sugar. Is she correct? If not, how many cups of sugar does she need?

Q1 which of the following is a factor of a)37 b)53 c)62 d)82 q2) if the sum of 2016 different whole numbers is odd. at most how many of the numbers can be even a)0 b)1 c)2014 d)2015

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189