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7th Grade Challenging Math

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7-26)   Four kids; Aaron, Bessy, Carli and Dawn play with beads. They start with 200 beads in all. Aaron gave Bessy 26 beads, Bessy gave Carli 36 beads, Carli gave Dawn 32 beads, and Dawn gave Aaron 4 beads. They end up with the same number of beads as each other. How many beads did each of them have at the beginning?

                                                          

7-27)   Brady weighed 240 lbs. He lost 11 lbs the first week at the weight loss camp. He lost another 5 lbs the 2nd week. What percentage of his weight did he lose in these 2 weeks?

                                                        

 

 

 

7-28)   Mrs. Jordan went to the stores to buy Christmas presents. She spent half of her money plus $7 at S-Mart. She then spent half of the remaining money plus $8 at Clever-Mart. At the end she had $35 left. How much money did Mrs. Jordan have at the beginning of her shopping trip?

                                           

7-29)   Cut 1 cube into 8 cubes of exactly the same size. What is the percentage of a smaller cube's surface area compared to the original cube's surface area?    

                                                                            

 

7-30)   Mr. Wood went to the stores to buy school supplies for his children. He spent half of his money plus $5 at Store A. He then spent half of the remaining money plus $10 at Store B. At the end he had $25 left. How much money did Mr. Wood start with?

                                                                      

 

 

 

More challenging math problems for seventh grade:
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