1. Cheryl made a necklace for her doll using 55 red beads and 21 blue beads. How many beads does the necklace have?   2. Stacy has two dolls. The first doll costs $ 36 and the second costs $ 35. How many dollars do the two dolls cost?   3. John empties 62 marbles from a small box into a big box that already contains 427 marbles. How many marbles are now there in the big box?   4. Ronnie arranges 43 blocks in four stacks. He then arranges 52 blocks in six stacks. How many blocks did he arrange in the ten stacks?   5. Brian likes toy vehicles. He has 10 trucks and 17 cars. How many toy vehicles does he have?