Terry has between 50 and 100 pennies and her piggy bank. she can count them two at a time and come out even. she can also count them three and five at a time and come out even. she cannot count them 4 at a time and come out even. how many pennies does she have?

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%