Answer: 5 pens cost Rs.50
Explanation: Since 1 pen costs Rs.10, you will need to multiply the number of pens (1) and the cost of that number of pens (Rs.10) by the amount of pens you must find the cost for (5). Since 10 times 5 is 50, that means that 50 is the cost of 5 pens.
I hope this helps!
Answer:
Step-by-step explanation:
= Half life of carbon = 5730 years
= Decay rate =
Duration of time passed is given by
The scroll is old.
Answer:
Income of person before taxes = $ 2000
Step-by-step explanation:
Given as ,
Money taken out of taxes = $ 100
Income tax rate for total income = 5%
Let the total income = x
So, 5% of total income = $100
i.e 5%× x = $100
Or, x = $2000
Hence, total money income = $ 2000 Answer
72x hope I helped you out with your question
Well first you simplify each side. First of all the left is simply -10 and the right is 10m. therefore -10=10m. If you divide each side you learn that m= -1.