Hello,
Please, see the attached files.
Thanks.
Increasing it by 10% will be 11.55. To find teen percent all you do is make it a decimal then multiplying it by 10.50
Answer:
the queation says from ques no 2 so you should take a full picture
4 more than a number = x + 4
is more than = >
thirteen = 13
x + 4 > 13
0.9x = 450
x = 450/0.9
x = 500
Answer = 500