The unknown number is 69.
*If you reverse 69, it would be 96. Thus, increasing its value by 27.
96 - 69 = 27
*The sum of its digits 6 and 9 equals to 15.
Answer:
Yes, y=5x is a direct variation and the constant of variation is 5 .
Answer:
94.2 ft of fencing
Step-by-step explanation:
To answer this, find the circumference, C, of the garden, using the circumference formula C = 2(pi)r.
Here, with r = 15 ft, we get C = 2(3.14)(15 ft) = 94.2 ft of fencing will enclose this garden.