Every year a grandmother gives $350 to her granddaughters to be shared in the ratio of their ages. This year her two granddaughters are 8 years old and 11 years old. a) How much will the younger granddaughter receive in three years time?
b) Show how to check your answer to part a.

How do i do this activity, is appreciated

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?