An animal shelter has a total of 350 animals comprised of cats, dogs, and rabbits. If the number of rabbits is 5 less than half the number of cats, and there are 20 more cats than dogs, how many of each are at the shelter?
The sum of the ages of three brothers is 123 years. The first brother is 3 years older than the second brother who is 9 years older than the third. Find their current ages.
Three numbers sum up to 147. The smallest number is half the middle number, which is half the largest number. What are the three numbers?
Three even numbers add up to 108. The smaller is half the larger and the middle number is of the larger. What are the three numbers?
If the size of one angle of a triangle is half the size of the second angle and less than the size of the third one by , then what are the sizes of the three angles?