In a class of 25 students, 15 of them have a cat, 16 of them have a dog and 3 of them have neither.
Find the probability that a student chosen at random
has a cat and a dog.

What is the cube root of -1,000p^12q3? -10p^4 -10p^4q 10p^4 10p^4q

In a sale there is 25% of all prices a chair costs £45 in sale how much was it before the sale

Several paint mixtures are made by mixing blue paint and white paint. paint colors blue paint white paint mixture a 5 cups 12 cups mixture b 6 cups 6 cups mixture c 4 cups 12 cups mixture d 5 cups 6 cups which mixture has the highest ratio of blue paint to white paint