Convert the decimals into simplified fractions 31.61, 41.88, 54.21

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

During the election for class president, 40% of the students voted for kellen, and 60% of the students voted for robbie. 500 students voted in total. how many more students voted for robbie than for kellen? answer with work : )