Answer:
5 times the sum of the digits of the number is 9 less than the number formed by reversing digits. → x = (5y - 9)/4 -- equation (1). Case - 2 : And, 4 times the value of the digits at ones place is equal to half the place value of digit at tens place (10x/2).
The formula for a cone is

insert 20 for your height and rearrange the formula to find the radius. Leave a comment if you need more help.
A.) is you’re best option
Answer:
D
Step-by-step explanation:
I like count by hand. If all else fails (like not being able to enter -12 into your calculator), counting by hand is a time honored method of getting answers.
That is never the answer in a math class. You should answer dividing -12 by 2
Step-by-step explanation:
5.5
23/4 =5.75
sqrt 28 =5.29
5 1/2 = 5.5
so from least to greatest will be :
sqrt 28 - 5.5 and 5 1/2 then 23/4