Americans who are 65 years of age or older make up 12.2% of the total population. if there are 30.2 million Americans in this age group, find the total U. S. population.

What is the simplified rational number of 4x^2/5y * 7y/12x

Uros are currency used in several European countries. on one day in October 2005, you could exchange 3$ for about 2.5 euros. how many dollars would you have to needed to get 8 euros?

Mat hiking every 12 days and swimming every day will he do both exercises each day again

Philip is playing a video game called Explore the Desert. In the game, he buys a magic donkey and 3 jugs of water. The magic donkey costs 25 gold coins and each jug of water costs 2 gold coins. How many gold coins does philip spend

State the domain in interval notation. y=sqrt (x^ (2) - 9)

42/45 greater or less than 3/15

Find the unit cost of a store sells a dozen eggs for 1.99.

Solve the equation. If necessary, round your answer to the nearest tenth. 4 = 121 A. 2.75, - 2.75 B. 5.5, - 5.5 C. 11, - 11 D. 30.25, - 30.25

After 56 cans of soup were sold, a clerk moved the remaining cans to a display case. The display case had shelves that could each hold 9 cans. How many shelves were needed to fit all the remaining cans?

Mia did this problem 1336 of 1/8 is 3/6 what did Mia get wrong?