Please help I'm timed!

1) Government data show that 8% of the American population are at least 75 years of age and that about 54% of Americans are women. Also, 11% of women are at least 75 years of age. Which of the following is correct?

a) About 6% of the population are women 75 or over

b) About 10% of the population are women 75 or over

c) About 44% of the population are women under 75 years

d) About 50% of the population are male.

2) In a small town, 70% of the households have a pet dog. If a household has a pet dog, there is a 60% chance that the household also owns a cat. If a household does not have a dog, there is a 30% chance that the household owns a cat. What is the probability that a household with a cat also owns a dog?

a) 0.87

b) 0.82

c) 0.45

d) 0.21