Eight children were in a ballet class. Three of them were wearing a pink leotard. What fraction of them did not have a pink leotard on?

"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.

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?