HALP!!! The first part is whats stumping me

It is the recurrence pulsation of beats. Which claim does President Obama make in the speech?Successful people never fail.Mistakes reveal a person's faults.People can meet their goals with no help.Asking for help is a sign of strength.plzzz help I need some help here please In 42 minutes, Mr. Goo can run 6 miles. How long does it take him to run 1 mile? Audrey makes beaded necklaces and sells them to Bangles 'n Beads at the mall for $8 per necklace. If Bangles 'n Beads sells them to mall customers with a 25% markup to make a profit, what is their selling price?A. $2.00B. $6.00C. $8.25D. $10.00 How many moles is 118 grams of Argon which graph models the solution of the Inequality -6 -3x A cylinder has a radius of 20 meters. Its volume is 13,816 cubic meters. What is the height of the cylinder The Seventh Amendment protects 2x+3y=5x-y2x+3y=5xy !!(Help me please)!! A middle school took all of its 6th grade students on a field trip to see a symphony ata theater that has 4500 seats. The students filled 2205 of the seats in the theater.What percentage of the seats in the theater were filled by the 6th graders on the trip? Choose the word or phrase that best completes each sentence.The desert zone of Africa is home toThe zone that covers almost half of Africa is theThe Congo River Basin is in theThe savanna is warm and experiences Why is Italian-made dried pasta preferable to American-made? ? pls help lol ?????????????????? Which of the following is a function of lipids?A.Breakdown chemical compoundsB. Carry heredity informationC. Form boundaries of the cell membraneD. Make proteins Importancia de la raznAyuda porfavor what is 120 by 40% Decreased I have a friend Robert who is an expert at taking the difference of consecutive perfect squares. This means that if I give him a number $x$, he immediately computes $$x^2 - (x - 1)^2$$and gives me the result. I decided one day to first give Robert the number $9$, then the number $6$, and finally the number $4$. Robert gave me three numbers in return. What is the sum of these three numbers? Hypothesis: What do you think will happen when you add more magnets to the set up?