Which numbers are rational? Check all that apply. –19 Negative two-fifths 0 StartFraction 4 Over 7 EndFraction 1.091502… 2.89

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?

Keith runs 5 miles in 38 minutes. at the same rate, how many miles would he run in 57 minutes

The half-life of a certain material is 0.004 second. approximately how much of a 20-gram sample will be left after 0.016 second? a. 5 grams b. 16 grams c. 0.32 gram d. 1.25 grams