Just multiply by 0.15 to get the tip amount and add to your original number. This gives you 32.43
Answer:
1- 80%
2- 210%
3- 65%
4- 105%
Step-by-step explanation:
Answer:
?=7
Step-by-step explanation:
Here is a cool trick that I believe only works with 9.
Add the numbers, 3+9+9+8+x= divisible by 9.
3+9+9+7+8 is 36 which is the only number divisible by 9.
Answer: 11:11
Step-by-step explanation:
The ratio is 11 nickles to 11 dimes, Take away the names of the coins and there is your answer. (If i'm correct)
Simplified would be 4xy + 3x^2 + 6x
