Carbon dating is an effective way to measure the age of organic materials. By measuring the presence of the C4 isotope, a suitable estimate can be found for
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how old/authentic an artifact is. A fossil dug up at an archaeological site is
examined and it is found that its mass in C? has decayed by 99.7% to 0.800g.
What was its original mass?

75 tickets have been sold so far.

step-by-step explanation:

in this question it is clearly mentioned that 45 children's tickets have been sold and this number is 60% of the total tickets sold.

now let's assume the total number of tickets sold be x.

then 60% of x = 45

⇒

⇒ x(.6) = 45

by dividing with .6 on both the sides of the equation

⇒ x = 75

therefore 75 tickets have been sold so far.

f(x)=2/3x+4/3 is the answer because is whose power in the senate is equal to the power of the speaker of the house?

step-by-step explanation:

investment b is an ordinary annuity with $3,909.64 in the account after one year.

step-by-step explanation: