the seventh grade math classes are going on a field trip. The field trip will cost $6 per student. write an expression to find the cost of the field trip all the students in 7th grade. what is the total cost is 150 students go on the trip?

Step-by-step explanation:

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 150 x 6 = 900

Step-by-step explanation:

if there are 150 students going on the field trip, and it costs 6 dollars for each student, 150 x 6 would give you the total cost, which is 900 dollars

answer: 2/4

step-by-step explanation:

step-by-step explanation:

the original amount doesn't ''re just looking for the time it takes for 1/2 of the substance to we have

(1/2) =)     take the ln   of both sides

ln (1/2)   = )   and we can write

ln(1/2) = ) lne     and lne   = 1     so we have

ln(1/2) = -.1092t     divide both sides by -.1092

t = ln(1/2)/-.1092 = about 6.347 days = about 6.3 days (rounded)