Mark and his mom are planting vegetables in the garden mark has finished planting 10 rows of carrots so far and is planting new rows at the rate of 4 rows per hour. his mom has finished 5 tomato and will continue planting 5 rows per hour once the pair gets to the point where they have finished the same number of rows they will take a break and decide what to plant next how many rows are they each have to complete

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.