If f(x) is the total number of bacteria present in a sample after x hours, following statements best describes the meaning of f(2)= 12? (1 point)
1) The total number of bacteria present in the sample after 12 hours is 2.
2) The total number of bacteria present in the sample after 6 hours is 2.
3) The total number of bacteria present in the sample after 2 hours is 12.
4) The total number of bacteria present in the sample
after 6 hours is 12.

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour

answer: 7 x 2/5 = 2.8 hours, is your answer. your welcome! : 3

step-by-step explanation: first work out how long it took to hose 1/7 of the lawn which is 2/5 hours. times that by 7 to get the whole lawn.

sorry i don't know the other answer. i didn't learn what a proportional relationship is.

step-by-step explanation:

no solution.

final total: 63

step-by-step explanation:

60 times sales tax

60 times 0.05

3

60 + 3

63