What is 3 1/6 + 8 2/4 - 1 1/2​

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.