13: multiply the amount by the tax rate (to make a percent a decimal move the decimal point 2 places to the left) and add the original amount and the taxed amount together. For 12 do above but then multiply the total by the tip rate and add together (basically the same as the tax again) :) I hope this helps
Answer:
2,16 16,2
Step-by-step explanation:
probally wrong
Simple interest formula:
I=PRT
I(interest money created in dollars)
P(initial amount of money)
R(interest rate as a decimal)
T(time in years)
I=7000(.07)(6)
I=$2,940
Therefore, the future value of A is $2,940
Answer:
90
Step-by-step explanation:
There are 10 red candies, 18 green candies, 9 yellow candies, and 13 brown candies.
10 + 18 + 9 + 13 = 50.
There is a total of 50 candies. Out of the 50 candies, 18 are green.
You have to get to 250 .That means you do 
250 divided by 50 = 5.
18 x 5 = 90.
Therefore, she can expect 90 green candies