Marty saves $1 the first day of a month, $2 the second day, $4 the third day. he continues to double his savings each day. find the amount that he will save by the 15th day. how do i solve this?

Which of the following of the following sets of side lengths could not form a triangle?

Se tiene en una caja de canicas 10, 4 blancas y 6 negras ¿cual es la probabilidad que en 2 extracciones con reemplazo sean blancas? ¿cual es la probalidad que en 2 extracciones sin reemplazo sean negras?

Julia bought 7 hats a week later half of all her hats were destroyed in a fire. there are now only 12 hats left with how many did she start