Choose all the statements that are true about this sequence.
60, 66, 72, 78

the value of the first term is 1.

this is an arithmetic sequence.

the value of the third term is 72

the sequence starts at 60 and adds 4 repeatedly.

the sequence starts at 66 and adds 6 repeatedly.

there are four terms in this sequence.

the sequence starts at 60 and adds 6 repeatedly.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

Tatiana wants to give friendship bracelets to her 32 classmates. she already has 5 bracelets, and she can buy more bracelets in packages of 4. write an inequality to determine the number of packages, p, tatiana could buy to have enough bracelets.