Which expression is equal to 21,340?

a) 2.1343 x 10^4

b)0.2134 x 10^4

c) 0.2134 x 10^-6

d) 21.343 x 10^-4

Ineed with number 6 , explain how to get 1978

Hey hotel charges guests $19.75 a day to rent five video games at this rate which expression can be used to determine the charge for renting nine video games for one day at this hotel? pls

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000