Khan Academy btw Which expressions are equivalent to 2^5/6^5
Choose 2 answers
A. 1/3
B. 3^-5
C. (-4)^-5
D. 2^5 x 6^-5

Can some one me, i’ve been asking for so long

Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.