1. Stacy made a necklace for her doll using 29 green beads and 50 blue beads. How many beads does the necklace have?   2. Barbara has two dolls. The first doll costs $ 4 and the second costs $ 9. How many dollars do the two dolls cost?   3. Darren empties 33 marbles from a small box into a big box that already contains 41 marbles. How many marbles are now there in the big box?   4. Darren arranges 35 blocks in four stacks. He then arranges 15 blocks in six stacks. How many blocks did he arrange in the ten stacks?   5. Darren likes toy vehicles. He has 3 cabs and 20 buses. How many toy vehicles does he have?